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Finding the Third Proportional to 966.09 and 1,517.91

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Solution

The third proportional to 966.09 and 1,517.91 is: 2,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.09 : 1,517.91 = 1,517.91 : x
  2. Step 2: Convert to fraction form
    966.09/1,517.91 = 1,517.91/x
  3. Step 3: Cross multiply
    966.09x = 1,517.91 × 1,517.91
  4. Step 4: Simplify right side
    966.09x = 2,304,039.38
  5. Step 5: Solve for x
    x = 2,304,039.38/966.09
  6. Step 6: Final answer
    x = 2,384.90

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.