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Finding the Fourth Proportional to 425,751.05, 587,523.88 and 234,764.39

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Solution

The fourth proportional to 425,751.05, 587,523.88 and 234,764.39 is: 323,967.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,751.05 : 587,523.88 = 234,764.39 : x
  2. Step 2: Convert to fraction form
    425,751.05/587,523.88 = 234,764.39/x
  3. Step 3: Cross multiply
    425,751.05x = 587,523.88 × 234,764.39
  4. Step 4: Simplify right side
    425,751.05x = 137,929,687,060.90
  5. Step 5: Solve for x
    x = 137,929,687,060.90/425,751.05
  6. Step 6: Final answer
    x = 323,967.93

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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.