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Finding the Fourth Proportional to 616,330.10, 850,519.20 and 344,400.24

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Solution

The fourth proportional to 616,330.10, 850,519.20 and 344,400.24 is: 475,263.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,330.10 : 850,519.20 = 344,400.24 : x
  2. Step 2: Convert to fraction form
    616,330.10/850,519.20 = 344,400.24/x
  3. Step 3: Cross multiply
    616,330.10x = 850,519.20 × 344,400.24
  4. Step 4: Simplify right side
    616,330.10x = 292,919,016,604.61
  5. Step 5: Solve for x
    x = 292,919,016,604.61/616,330.10
  6. Step 6: Final answer
    x = 475,263.21

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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.