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Finding the Fourth Proportional to 337,598.80, 506,398.20 and 88,280.80

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Solution

The fourth proportional to 337,598.80, 506,398.20 and 88,280.80 is: 132,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,598.80 : 506,398.20 = 88,280.80 : x
  2. Step 2: Convert to fraction form
    337,598.80/506,398.20 = 88,280.80/x
  3. Step 3: Cross multiply
    337,598.80x = 506,398.20 × 88,280.80
  4. Step 4: Simplify right side
    337,598.80x = 44,705,238,214.56
  5. Step 5: Solve for x
    x = 44,705,238,214.56/337,598.80
  6. Step 6: Final answer
    x = 132,421.20

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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.