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Finding the Fourth Proportional to 435,073.04, 652,735.92 and 154,612.16

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Solution

The fourth proportional to 435,073.04, 652,735.92 and 154,612.16 is: 231,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,073.04 : 652,735.92 = 154,612.16 : x
  2. Step 2: Convert to fraction form
    435,073.04/652,735.92 = 154,612.16/x
  3. Step 3: Cross multiply
    435,073.04x = 652,735.92 × 154,612.16
  4. Step 4: Simplify right side
    435,073.04x = 100,920,910,500.79
  5. Step 5: Solve for x
    x = 100,920,910,500.79/435,073.04
  6. Step 6: Final answer
    x = 231,963.14

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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.