There are 5 classes in the fourth grade, with 53 students in each class, and each person donated an average of 9 yuan to the Wenchuan earthquake-stricken area. How much is the total donation for the fourth grade?
四年级有5个班，每班53人，在向汶川地震灾区捐款活动中平均每人捐款9元．四年级一共捐款多少元？
<gadget id="calculator">5 * 53 * 9</gadget>
<output>2_385</output>

<result>2_385</result>