On the scale of 1:200, the upper base of the trapezoid is 24 cm, and the lower base and height are both 4 cm. What is the actual area of the trapezoid in square meters?
在比例尺是1：200的图上量得梯形的上底是24厘米，下底和高都是4厘米，这个梯形的实际面积是多少平方米？
<gadget id="calculator">1 / 200</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">24 / (1/200) / 100</gadget>
<output>48</output>

<gadget id="calculator">4 / (1/200) / 100</gadget>
<output>8</output>

<gadget id="calculator">48 + 8</gadget>
<output>56</output>

<gadget id="calculator">4 / (1/200) / 100 / 2</gadget>
<output>4</output>

<gadget id="calculator">56 * 4</gadget>
<output>224</output>

<result>224</result>