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Finding the Fourth Proportional to 3,876.72, 5,348.52 and 2,304.60

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Solution

The fourth proportional to 3,876.72, 5,348.52 and 2,304.60 is: 3,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876.72 : 5,348.52 = 2,304.60 : x
  2. Step 2: Convert to fraction form
    3,876.72/5,348.52 = 2,304.60/x
  3. Step 3: Cross multiply
    3,876.72x = 5,348.52 × 2,304.60
  4. Step 4: Simplify right side
    3,876.72x = 12,326,199.19
  5. Step 5: Solve for x
    x = 12,326,199.19/3,876.72
  6. Step 6: Final answer
    x = 3,179.54

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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.