A conical iron block and a cylindrical iron block have the same base and height. Master Wang melted these two iron blocks into a cuboid iron block with a length of 1.8 decimeters, a width of 1.5 decimeters, and a height of 1 decimeter. What is the volume of the original cone of iron in cubic centimeters?
一个圆锥形铁块和一个圆柱形铁块等底等高．王师傅把这两块铁块熔铸成了一块长1.8分米，宽1.5分米，高1分米的长方体铁块，求原来圆锥体铁块的体积是多少立方厘米？
<result>675</result>