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Finding the Fourth Proportional to 3,337.97, 5,007.14 and 2,847.80

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Solution

The fourth proportional to 3,337.97, 5,007.14 and 2,847.80 is: 4,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.97 : 5,007.14 = 2,847.80 : x
  2. Step 2: Convert to fraction form
    3,337.97/5,007.14 = 2,847.80/x
  3. Step 3: Cross multiply
    3,337.97x = 5,007.14 × 2,847.80
  4. Step 4: Simplify right side
    3,337.97x = 14,259,294.02
  5. Step 5: Solve for x
    x = 14,259,294.02/3,337.97
  6. Step 6: Final answer
    x = 4,271.85

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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.