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Finding the Fourth Proportional to 580,247.04, 868,659.84 and 565,939.20

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Solution

The fourth proportional to 580,247.04, 868,659.84 and 565,939.20 is: 847,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,247.04 : 868,659.84 = 565,939.20 : x
  2. Step 2: Convert to fraction form
    580,247.04/868,659.84 = 565,939.20/x
  3. Step 3: Cross multiply
    580,247.04x = 868,659.84 × 565,939.20
  4. Step 4: Simplify right side
    580,247.04x = 491,608,654,921.73
  5. Step 5: Solve for x
    x = 491,608,654,921.73/580,247.04
  6. Step 6: Final answer
    x = 847,240.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.