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Finding the Fourth Proportional to 337,073.92, 505,612.26 and 84,353.72

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Solution

The fourth proportional to 337,073.92, 505,612.26 and 84,353.72 is: 126,530.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,073.92 : 505,612.26 = 84,353.72 : x
  2. Step 2: Convert to fraction form
    337,073.92/505,612.26 = 84,353.72/x
  3. Step 3: Cross multiply
    337,073.92x = 505,612.26 × 84,353.72
  4. Step 4: Simplify right side
    337,073.92x = 42,650,272,480.55
  5. Step 5: Solve for x
    x = 42,650,272,480.55/337,073.92
  6. Step 6: Final answer
    x = 126,530.92

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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.