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Finding the Fourth Proportional to 6,507.44, 8,979.72 and 3,818.37

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Solution

The fourth proportional to 6,507.44, 8,979.72 and 3,818.37 is: 5,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.44 : 8,979.72 = 3,818.37 : x
  2. Step 2: Convert to fraction form
    6,507.44/8,979.72 = 3,818.37/x
  3. Step 3: Cross multiply
    6,507.44x = 8,979.72 × 3,818.37
  4. Step 4: Simplify right side
    6,507.44x = 34,287,923.55
  5. Step 5: Solve for x
    x = 34,287,923.55/6,507.44
  6. Step 6: Final answer
    x = 5,269.04

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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.