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Finding the Fourth Proportional to 696,850.35, 961,672.28 and 410,317.71

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Solution

The fourth proportional to 696,850.35, 961,672.28 and 410,317.71 is: 566,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,850.35 : 961,672.28 = 410,317.71 : x
  2. Step 2: Convert to fraction form
    696,850.35/961,672.28 = 410,317.71/x
  3. Step 3: Cross multiply
    696,850.35x = 961,672.28 × 410,317.71
  4. Step 4: Simplify right side
    696,850.35x = 394,591,165,648.49
  5. Step 5: Solve for x
    x = 394,591,165,648.49/696,850.35
  6. Step 6: Final answer
    x = 566,249.50

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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.