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Finding the Fourth Proportional to 9,327.78, 12,873.50 and 5,348.82

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Solution

The fourth proportional to 9,327.78, 12,873.50 and 5,348.82 is: 7,382.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.78 : 12,873.50 = 5,348.82 : x
  2. Step 2: Convert to fraction form
    9,327.78/12,873.50 = 5,348.82/x
  3. Step 3: Cross multiply
    9,327.78x = 12,873.50 × 5,348.82
  4. Step 4: Simplify right side
    9,327.78x = 68,858,034.27
  5. Step 5: Solve for x
    x = 68,858,034.27/9,327.78
  6. Step 6: Final answer
    x = 7,382.04

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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.