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Finding the Third Proportional to 2,727 and 2,832.75

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Solution

The third proportional to 2,727 and 2,832.75 is: 2,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727 : 2,832.75 = 2,832.75 : x
  2. Step 2: Convert to fraction form
    2,727/2,832.75 = 2,832.75/x
  3. Step 3: Cross multiply
    2,727x = 2,832.75 × 2,832.75
  4. Step 4: Simplify right side
    2,727x = 8,024,472.56
  5. Step 5: Solve for x
    x = 8,024,472.56/2,727
  6. Step 6: Final answer
    x = 2,942.60

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Why These Related Problems?

These problems maintain the same ratio (1.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.