A packaging box of Dengchuan milk reads "1000ml net content". And take the milk box and measure it from the inside, the length is 1.5 decimeters, the width is 3/5 the length, and the height is 2/3 the width. Xiaole bought a box now, please help Xiaole calculate After a calculation, was he deceived by the manufacturer?
邓川牛奶的一种包装盒上写着"净含量1000毫升"．而把牛奶盒拿来从里面量，长1.5分米，宽比长短(3/5)，而高又比宽长(2/3)，小乐现在买了一盒，请你帮小乐算一算，他是否被厂家欺骗了？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 + (2/3)</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">1.5 * 1.5 * (2/5) * 1.5 * (2/5) * (5/3) * 1_000</gadget>
<output>900</output>

<result>900</result>