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Finding the Fourth Proportional to 7,449.17, 10,280.00 and 4,092.19

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Solution

The fourth proportional to 7,449.17, 10,280.00 and 4,092.19 is: 5,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.17 : 10,280.00 = 4,092.19 : x
  2. Step 2: Convert to fraction form
    7,449.17/10,280.00 = 4,092.19/x
  3. Step 3: Cross multiply
    7,449.17x = 10,280.00 × 4,092.19
  4. Step 4: Simplify right side
    7,449.17x = 42,067,697.73
  5. Step 5: Solve for x
    x = 42,067,697.73/7,449.17
  6. Step 6: Final answer
    x = 5,647.30

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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.