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Finding the Fourth Proportional to 6,507.54, 8,979.39 and 3,854.52

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Solution

The fourth proportional to 6,507.54, 8,979.39 and 3,854.52 is: 5,318.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.54 : 8,979.39 = 3,854.52 : x
  2. Step 2: Convert to fraction form
    6,507.54/8,979.39 = 3,854.52/x
  3. Step 3: Cross multiply
    6,507.54x = 8,979.39 × 3,854.52
  4. Step 4: Simplify right side
    6,507.54x = 34,611,238.34
  5. Step 5: Solve for x
    x = 34,611,238.34/6,507.54
  6. Step 6: Final answer
    x = 5,318.64

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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.