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Finding the Fourth Proportional to 244,881.48, 337,913.10 and 137,426.88

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Solution

The fourth proportional to 244,881.48, 337,913.10 and 137,426.88 is: 189,635.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,881.48 : 337,913.10 = 137,426.88 : x
  2. Step 2: Convert to fraction form
    244,881.48/337,913.10 = 137,426.88/x
  3. Step 3: Cross multiply
    244,881.48x = 337,913.10 × 137,426.88
  4. Step 4: Simplify right side
    244,881.48x = 46,438,341,354.56
  5. Step 5: Solve for x
    x = 46,438,341,354.56/244,881.48
  6. Step 6: Final answer
    x = 189,635.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.