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Finding the Third Proportional to 2,992.88 and 6,349.88

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Solution

The third proportional to 2,992.88 and 6,349.88 is: 13,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.88 : 6,349.88 = 6,349.88 : x
  2. Step 2: Convert to fraction form
    2,992.88/6,349.88 = 6,349.88/x
  3. Step 3: Cross multiply
    2,992.88x = 6,349.88 × 6,349.88
  4. Step 4: Simplify right side
    2,992.88x = 40,320,912.52
  5. Step 5: Solve for x
    x = 40,320,912.52/2,992.88
  6. Step 6: Final answer
    x = 13,472.30

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.