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Finding the Fourth Proportional to 604,029.20, 832,687.22 and 399,737.88

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Solution

The fourth proportional to 604,029.20, 832,687.22 and 399,737.88 is: 551,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,029.20 : 832,687.22 = 399,737.88 : x
  2. Step 2: Convert to fraction form
    604,029.20/832,687.22 = 399,737.88/x
  3. Step 3: Cross multiply
    604,029.20x = 832,687.22 × 399,737.88
  4. Step 4: Simplify right side
    604,029.20x = 332,856,625,025.24
  5. Step 5: Solve for x
    x = 332,856,625,025.24/604,029.20
  6. Step 6: Final answer
    x = 551,060.49

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