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Finding the Fourth Proportional to 482,937.28, 724,241.88 and 167,320.52

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Solution

The fourth proportional to 482,937.28, 724,241.88 and 167,320.52 is: 250,923.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,937.28 : 724,241.88 = 167,320.52 : x
  2. Step 2: Convert to fraction form
    482,937.28/724,241.88 = 167,320.52/x
  3. Step 3: Cross multiply
    482,937.28x = 724,241.88 × 167,320.52
  4. Step 4: Simplify right side
    482,937.28x = 121,180,527,967.38
  5. Step 5: Solve for x
    x = 121,180,527,967.38/482,937.28
  6. Step 6: Final answer
    x = 250,923.95

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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.