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Finding the Fourth Proportional to 337,672.38, 505,589.40 and 237,682.74

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Solution

The fourth proportional to 337,672.38, 505,589.40 and 237,682.74 is: 355,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,672.38 : 505,589.40 = 237,682.74 : x
  2. Step 2: Convert to fraction form
    337,672.38/505,589.40 = 237,682.74/x
  3. Step 3: Cross multiply
    337,672.38x = 505,589.40 × 237,682.74
  4. Step 4: Simplify right side
    337,672.38x = 120,169,873,906.96
  5. Step 5: Solve for x
    x = 120,169,873,906.96/337,672.38
  6. Step 6: Final answer
    x = 355,877.12

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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.