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Finding the Fourth Proportional to 482,637.68, 724,101.81 and 435,029.39

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Solution

The fourth proportional to 482,637.68, 724,101.81 and 435,029.39 is: 652,675.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,637.68 : 724,101.81 = 435,029.39 : x
  2. Step 2: Convert to fraction form
    482,637.68/724,101.81 = 435,029.39/x
  3. Step 3: Cross multiply
    482,637.68x = 724,101.81 × 435,029.39
  4. Step 4: Simplify right side
    482,637.68x = 315,005,568,702.20
  5. Step 5: Solve for x
    x = 315,005,568,702.20/482,637.68
  6. Step 6: Final answer
    x = 652,675.04

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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.