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Finding the Fourth Proportional to 576,617.36, 796,105.96 and 516,082.96

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Solution

The fourth proportional to 576,617.36, 796,105.96 and 516,082.96 is: 712,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,617.36 : 796,105.96 = 516,082.96 : x
  2. Step 2: Convert to fraction form
    576,617.36/796,105.96 = 516,082.96/x
  3. Step 3: Cross multiply
    576,617.36x = 796,105.96 × 516,082.96
  4. Step 4: Simplify right side
    576,617.36x = 410,856,720,310.44
  5. Step 5: Solve for x
    x = 410,856,720,310.44/576,617.36
  6. Step 6: Final answer
    x = 712,529.22

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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.