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Finding the Fourth Proportional to 3,767.59, 5,651.39 and 1,818.42

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Solution

The fourth proportional to 3,767.59, 5,651.39 and 1,818.42 is: 2,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.59 : 5,651.39 = 1,818.42 : x
  2. Step 2: Convert to fraction form
    3,767.59/5,651.39 = 1,818.42/x
  3. Step 3: Cross multiply
    3,767.59x = 5,651.39 × 1,818.42
  4. Step 4: Simplify right side
    3,767.59x = 10,276,605.52
  5. Step 5: Solve for x
    x = 10,276,605.52/3,767.59
  6. Step 6: Final answer
    x = 2,727.64

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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.