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Finding the Fourth Proportional to 337,591.80, 506,387.70 and 310,035.60

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Solution

The fourth proportional to 337,591.80, 506,387.70 and 310,035.60 is: 465,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,591.80 : 506,387.70 = 310,035.60 : x
  2. Step 2: Convert to fraction form
    337,591.80/506,387.70 = 310,035.60/x
  3. Step 3: Cross multiply
    337,591.80x = 506,387.70 × 310,035.60
  4. Step 4: Simplify right side
    337,591.80x = 156,998,214,402.12
  5. Step 5: Solve for x
    x = 156,998,214,402.12/337,591.80
  6. Step 6: Final answer
    x = 465,053.40

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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.