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Finding the Fourth Proportional to 3,753.44, 5,633.79 and 2,776.58

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Solution

The fourth proportional to 3,753.44, 5,633.79 and 2,776.58 is: 4,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.44 : 5,633.79 = 2,776.58 : x
  2. Step 2: Convert to fraction form
    3,753.44/5,633.79 = 2,776.58/x
  3. Step 3: Cross multiply
    3,753.44x = 5,633.79 × 2,776.58
  4. Step 4: Simplify right side
    3,753.44x = 15,642,668.64
  5. Step 5: Solve for x
    x = 15,642,668.64/3,753.44
  6. Step 6: Final answer
    x = 4,167.56

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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.