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Finding the Fourth Proportional to 5,593.28, 8,392.24 and 3,129.84

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Solution

The fourth proportional to 5,593.28, 8,392.24 and 3,129.84 is: 4,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.28 : 8,392.24 = 3,129.84 : x
  2. Step 2: Convert to fraction form
    5,593.28/8,392.24 = 3,129.84/x
  3. Step 3: Cross multiply
    5,593.28x = 8,392.24 × 3,129.84
  4. Step 4: Simplify right side
    5,593.28x = 26,266,368.44
  5. Step 5: Solve for x
    x = 26,266,368.44/5,593.28
  6. Step 6: Final answer
    x = 4,696.06

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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.