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Finding the Fourth Proportional to 8,287.52, 12,427.56 and 2,442.08

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Solution

The fourth proportional to 8,287.52, 12,427.56 and 2,442.08 is: 3,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287.52 : 12,427.56 = 2,442.08 : x
  2. Step 2: Convert to fraction form
    8,287.52/12,427.56 = 2,442.08/x
  3. Step 3: Cross multiply
    8,287.52x = 12,427.56 × 2,442.08
  4. Step 4: Simplify right side
    8,287.52x = 30,349,095.72
  5. Step 5: Solve for x
    x = 30,349,095.72/8,287.52
  6. Step 6: Final answer
    x = 3,662.02

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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.