On a school floor plan with a scale of 1:5000, the distance from the school gate to the teaching building is 4cm, and the actual distance from the school gate to the teaching building is in meters.
在一幅比例尺是1：5000的学校平面图上，量校门口到教学楼的距离是4cm，校门口到教学楼的实际距离多少米．
<gadget id="calculator">1 / 5_000</gadget>
<output>1/5_000 = around 0.0002</output>

<gadget id="calculator">4 / (1/5_000) / 100</gadget>
<output>200</output>

<result>200</result>