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Finding the Fourth Proportional to 641,096.73, 884,761.53 and 365,461.16

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Solution

The fourth proportional to 641,096.73, 884,761.53 and 365,461.16 is: 504,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,096.73 : 884,761.53 = 365,461.16 : x
  2. Step 2: Convert to fraction form
    641,096.73/884,761.53 = 365,461.16/x
  3. Step 3: Cross multiply
    641,096.73x = 884,761.53 × 365,461.16
  4. Step 4: Simplify right side
    641,096.73x = 323,345,969,282.89
  5. Step 5: Solve for x
    x = 323,345,969,282.89/641,096.73
  6. Step 6: Final answer
    x = 504,363.78

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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.