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Finding the Fourth Proportional to 5,789.97, 8,677.97 and 2,665.70

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Solution

The fourth proportional to 5,789.97, 8,677.97 and 2,665.70 is: 3,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.97 : 8,677.97 = 2,665.70 : x
  2. Step 2: Convert to fraction form
    5,789.97/8,677.97 = 2,665.70/x
  3. Step 3: Cross multiply
    5,789.97x = 8,677.97 × 2,665.70
  4. Step 4: Simplify right side
    5,789.97x = 23,132,850.45
  5. Step 5: Solve for x
    x = 23,132,850.45/5,789.97
  6. Step 6: Final answer
    x = 3,995.33

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1.5x scale

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.