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Finding the Fourth Proportional to 8,833.97, 12,198.80 and 6,591.94

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Solution

The fourth proportional to 8,833.97, 12,198.80 and 6,591.94 is: 9,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.97 : 12,198.80 = 6,591.94 : x
  2. Step 2: Convert to fraction form
    8,833.97/12,198.80 = 6,591.94/x
  3. Step 3: Cross multiply
    8,833.97x = 12,198.80 × 6,591.94
  4. Step 4: Simplify right side
    8,833.97x = 80,413,757.67
  5. Step 5: Solve for x
    x = 80,413,757.67/8,833.97
  6. Step 6: Final answer
    x = 9,102.79

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1.5x scale

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.