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Finding the Fourth Proportional to 602,530.56, 902,590.92 and 362,512.08

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Solution

The fourth proportional to 602,530.56, 902,590.92 and 362,512.08 is: 543,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,530.56 : 902,590.92 = 362,512.08 : x
  2. Step 2: Convert to fraction form
    602,530.56/902,590.92 = 362,512.08/x
  3. Step 3: Cross multiply
    602,530.56x = 902,590.92 × 362,512.08
  4. Step 4: Simplify right side
    602,530.56x = 327,200,111,798.31
  5. Step 5: Solve for x
    x = 327,200,111,798.31/602,530.56
  6. Step 6: Final answer
    x = 543,043.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.