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Finding the Fourth Proportional to 3,800.69, 5,690.81 and 2,481.17

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Solution

The fourth proportional to 3,800.69, 5,690.81 and 2,481.17 is: 3,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.69 : 5,690.81 = 2,481.17 : x
  2. Step 2: Convert to fraction form
    3,800.69/5,690.81 = 2,481.17/x
  3. Step 3: Cross multiply
    3,800.69x = 5,690.81 × 2,481.17
  4. Step 4: Simplify right side
    3,800.69x = 14,119,854.64
  5. Step 5: Solve for x
    x = 14,119,854.64/3,800.69
  6. Step 6: Final answer
    x = 3,715.08

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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.