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Finding the Fourth Proportional to 5,170.59, 7,751.17 and 1,882.90

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Solution

The fourth proportional to 5,170.59, 7,751.17 and 1,882.90 is: 2,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.59 : 7,751.17 = 1,882.90 : x
  2. Step 2: Convert to fraction form
    5,170.59/7,751.17 = 1,882.90/x
  3. Step 3: Cross multiply
    5,170.59x = 7,751.17 × 1,882.90
  4. Step 4: Simplify right side
    5,170.59x = 14,594,677.99
  5. Step 5: Solve for x
    x = 14,594,677.99/5,170.59
  6. Step 6: Final answer
    x = 2,822.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.