On a school floor plan with a scale of (1/5000), the distance from the school gate to the senior teaching building is 4.5 cm. What is the actual distance from the school gate to the senior teaching building in meters?
在一幅比例尺是(1/5000)的学校平面图上，量得校门口到高年级教学楼的距离是4.5厘米，校门口到高年级教学楼的实际距离是多少米．
<gadget id="calculator">5_000 * 4.5</gadget>
<output>22_500</output>

<gadget id="calculator">22_500 / 100</gadget>
<output>225</output>

<result>225</result>