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Finding the Fourth Proportional to 591,602.06, 817,789.97 and 527,704.57

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Solution

The fourth proportional to 591,602.06, 817,789.97 and 527,704.57 is: 729,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,602.06 : 817,789.97 = 527,704.57 : x
  2. Step 2: Convert to fraction form
    591,602.06/817,789.97 = 527,704.57/x
  3. Step 3: Cross multiply
    591,602.06x = 817,789.97 × 527,704.57
  4. Step 4: Simplify right side
    591,602.06x = 431,551,504,469.16
  5. Step 5: Solve for x
    x = 431,551,504,469.16/591,602.06
  6. Step 6: Final answer
    x = 729,462.48

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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.