The distance on the map from the swimming pool to the activity square is 3 cm, and the scale is 1:5000. What is the actual distance in meters?
游泳池到活动广场的图上距离是3厘米，比例尺1：5000．实际距离是多少米？
<gadget id="calculator">1 / 5_000</gadget>
<output>1/5_000 = around 0.0002</output>

<gadget id="calculator">3 / (1/5_000)</gadget>
<output>15_000</output>

<gadget id="calculator">15_000 / 100</gadget>
<output>150</output>

<result>150</result>