On the map with a scale of 1:5000, the length of a rectangular land is 5.5 cm and the width is 4 cm. What is the actual area of this rectangular land in square meters?
在比例尺是1：5000的图上，一个长方形土地的长是5.5厘米，宽是4厘米，这个长方形土地的实际面积是多少平方米？
<gadget id="calculator">1 / 5_000</gadget>
<output>1/5_000 = around 0.0002</output>

<gadget id="calculator">5.5 / (1/5_000) / 100</gadget>
<output>275</output>

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

<gadget id="calculator">275 * 200</gadget>
<output>55_000</output>

<result>55_000</result>