The ratio of length, width and height of a cuboid block is 5:4:3. It is known that the volume of this cuboid block is 7500cm**3. If the largest cube of wood is cut from it, what is the maximum volume of the cube in cm**3?
一个长方体木块的长、宽、高的比是5：4：3，已知这个长方体木块的体积是7500cm**3．如果从它上面锯下一个最大的正方体木块，那么正方体木块的体积最大是多少cm**3？
<gadget id="calculator">3 * 5</gadget>
<output>15</output>

<gadget id="calculator">15 * 15 * 15</gadget>
<output>3_375</output>

<result>3_375</result>