The amusement park plans to expand a rectangular lawn, which originally had an area of 504 square meters and a width of 7 meters. If the length remains the same and the width is increased to 35 meters, what is the enlarged area in square meters?
游乐园准备扩大一块长方形草坪，这块草坪原来面积是504平方米，宽7米．如果长不变，宽增加到35米，扩大后的面积是多少平方米？
<gadget id="calculator">504 / 7</gadget>
<output>72</output>

<gadget id="calculator">72 * 35</gadget>
<output>2_520</output>

<result>2_520</result>