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Finding the Fourth Proportional to 584,110.64, 806,437.56 and 447,882.88

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Solution

The fourth proportional to 584,110.64, 806,437.56 and 447,882.88 is: 618,358.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,110.64 : 806,437.56 = 447,882.88 : x
  2. Step 2: Convert to fraction form
    584,110.64/806,437.56 = 447,882.88/x
  3. Step 3: Cross multiply
    584,110.64x = 806,437.56 × 447,882.88
  4. Step 4: Simplify right side
    584,110.64x = 361,189,576,912.97
  5. Step 5: Solve for x
    x = 361,189,576,912.97/584,110.64
  6. Step 6: Final answer
    x = 618,358.15

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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.