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Finding the Fourth Proportional to 337,874.93, 506,278.89 and 274,386.12

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Solution

The fourth proportional to 337,874.93, 506,278.89 and 274,386.12 is: 411,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,874.93 : 506,278.89 = 274,386.12 : x
  2. Step 2: Convert to fraction form
    337,874.93/506,278.89 = 274,386.12/x
  3. Step 3: Cross multiply
    337,874.93x = 506,278.89 × 274,386.12
  4. Step 4: Simplify right side
    337,874.93x = 138,915,900,265.01
  5. Step 5: Solve for x
    x = 138,915,900,265.01/337,874.93
  6. Step 6: Final answer
    x = 411,145.92

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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.