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Finding the Fourth Proportional to 2,711.14, 4,067.08 and 956.34

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Solution

The fourth proportional to 2,711.14, 4,067.08 and 956.34 is: 1,434.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.14 : 4,067.08 = 956.34 : x
  2. Step 2: Convert to fraction form
    2,711.14/4,067.08 = 956.34/x
  3. Step 3: Cross multiply
    2,711.14x = 4,067.08 × 956.34
  4. Step 4: Simplify right side
    2,711.14x = 3,889,508.90
  5. Step 5: Solve for x
    x = 3,889,508.90/2,711.14
  6. Step 6: Final answer
    x = 1,434.64

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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.