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Finding the Fourth Proportional to 844,207.83, 1,165,122.87 and 517,716

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Solution

The fourth proportional to 844,207.83, 1,165,122.87 and 517,716 is: 714,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,207.83 : 1,165,122.87 = 517,716 : x
  2. Step 2: Convert to fraction form
    844,207.83/1,165,122.87 = 517,716/x
  3. Step 3: Cross multiply
    844,207.83x = 1,165,122.87 × 517,716
  4. Step 4: Simplify right side
    844,207.83x = 603,202,751,764.92
  5. Step 5: Solve for x
    x = 603,202,751,764.92/844,207.83
  6. Step 6: Final answer
    x = 714,519.26

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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.