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Finding the Fourth Proportional to 425,889.90, 587,726.82 and 244,613.52

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Solution

The fourth proportional to 425,889.90, 587,726.82 and 244,613.52 is: 337,565.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,889.90 : 587,726.82 = 244,613.52 : x
  2. Step 2: Convert to fraction form
    425,889.90/587,726.82 = 244,613.52/x
  3. Step 3: Cross multiply
    425,889.90x = 587,726.82 × 244,613.52
  4. Step 4: Simplify right side
    425,889.90x = 143,765,926,238.61
  5. Step 5: Solve for x
    x = 143,765,926,238.61/425,889.90
  6. Step 6: Final answer
    x = 337,565.94

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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.