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Finding the Fourth Proportional to 5,753.72, 7,937.78 and 3,628.52

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Solution

The fourth proportional to 5,753.72, 7,937.78 and 3,628.52 is: 5,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.72 : 7,937.78 = 3,628.52 : x
  2. Step 2: Convert to fraction form
    5,753.72/7,937.78 = 3,628.52/x
  3. Step 3: Cross multiply
    5,753.72x = 7,937.78 × 3,628.52
  4. Step 4: Simplify right side
    5,753.72x = 28,802,335.65
  5. Step 5: Solve for x
    x = 28,802,335.65/5,753.72
  6. Step 6: Final answer
    x = 5,005.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.