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Finding the Fourth Proportional to 425,708.16, 587,451.60 and 244,380.48

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Solution

The fourth proportional to 425,708.16, 587,451.60 and 244,380.48 is: 337,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,708.16 : 587,451.60 = 244,380.48 : x
  2. Step 2: Convert to fraction form
    425,708.16/587,451.60 = 244,380.48/x
  3. Step 3: Cross multiply
    425,708.16x = 587,451.60 × 244,380.48
  4. Step 4: Simplify right side
    425,708.16x = 143,561,703,984.77
  5. Step 5: Solve for x
    x = 143,561,703,984.77/425,708.16
  6. Step 6: Final answer
    x = 337,230.33

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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.