Poonya,you can load the product by product id

$pro=Mage::getModel('catalog/product')->load($_product->getId());
$OrgPrice=$pro->getPrice();
$finalPrice=$pro->getFinalPrice();

Hope ,it will help you.. Or Goes to app/code/core/Mage/Catalog/Product/List.php copy to app/code/local/Mage/Catalog/Product/List.php then

find function

getLoadedProductCollection()

     public function getLoadedProductCollection()
       {
            $Collection=$this->_getProductCollection();
 $Collection->addMinimalPrice()
            ->addFinalPrice();
return  $Collection; 

        }

Poonya,you can load the product by product id

$pro=Mage::getModel('catalog/product')->load($_product->getId());
$OrgPrice=$pro->getPrice();
$finalPrice=$pro->getFinalPrice();

Hope ,it will help you.. Or Goes to app/code/core/Mage/Catalog/Product/List.php copy to app/code/local/Mage/Catalog/Product/List.php then

find function

getLoadedProductCollection()

     public function getLoadedProductCollection()
       {
            $Collection=$this->_getProductCollection();
 $Collection->addMinimalPrice()
            ->addFinalPrice();
return  $Collection; 

        }

same change need for Mage>CatalogSearch>Block>Result.php under: list.phtml in foreach add

$_product->getFinalPrice();

Poonya,you can load the product by product id

$pro=Mage::getModel('catalog/product')->load($_product->getId());
$OrgPrice=$pro->getPrice();
$finalPrice=$pro->getFinalPrice();

Hope ,it will help you..

Poonya,you can load the product by product id

$pro=Mage::getModel('catalog/product')->load($_product->getId());
$OrgPrice=$pro->getPrice();
$finalPrice=$pro->getFinalPrice();

Hope ,it will help you.. Or Goes to app/code/core/Mage/Catalog/Product/List.php copy to app/code/local/Mage/Catalog/Product/List.php then

find function

getLoadedProductCollection()

     public function getLoadedProductCollection()
       {
            $Collection=$this->_getProductCollection();
 $Collection->addMinimalPrice()
            ->addFinalPrice();
return  $Collection; 

        }