A long-distance race is held in a certain place, and the runners have to return to the starting point after running 4.65km away from the starting point. The leading athlete runs 320m per minute, and the last athlete runs 300m per minute. The leading athlete meets the last athlete at a distance of how many meters from the return point.
某地举行长跑比赛，运动员跑到离起点4.65km处要返回到起跑点．领先的运动员每分钟跑320m，最后的运动员每分钟跑300m．领先的运动员在离返回点多少m的地方与最后的运动员相遇．
<gadget id="calculator">320 + 300</gadget>
<output>620</output>

<gadget id="calculator">2 / 620</gadget>
<output>1/310 = around 0.003226</output>

<gadget id="calculator">4_650 * (1/310) * 300</gadget>
<output>4_500</output>

<gadget id="calculator">4_650 - 4_500</gadget>
<output>150</output>

<result>150</result>