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Finding the Fourth Proportional to 425,502.90, 587,029.41 and 244,149.30

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Solution

The fourth proportional to 425,502.90, 587,029.41 and 244,149.30 is: 336,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,502.90 : 587,029.41 = 244,149.30 : x
  2. Step 2: Convert to fraction form
    425,502.90/587,029.41 = 244,149.30/x
  3. Step 3: Cross multiply
    425,502.90x = 587,029.41 × 244,149.30
  4. Step 4: Simplify right side
    425,502.90x = 143,322,819,530.91
  5. Step 5: Solve for x
    x = 143,322,819,530.91/425,502.90
  6. Step 6: Final answer
    x = 336,831.59

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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.