During the spring outing, the school arranged for third and fourth graders to go to Pagoda Park. There are 4 classes in the third grade, with an average of 34 students in each class. The fourth grade is 24 students less than twice the total number of the third grade. How many people have gone to the fourth grade?
在春游活动中，学校安排三、四年级去宝塔公园．三年级共有4个班，每班平均有34人，四年级比三年级总人数的2倍少24人，四年级去了多少人？
<gadget id="calculator">34 * 4 * 2</gadget>
<output>272</output>

<gadget id="calculator">272 - 24</gadget>
<output>248</output>

<result>248</result>