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Finding the Third Proportional to 2,248.70 and 2,998.11

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Solution

The third proportional to 2,248.70 and 2,998.11 is: 3,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.70 : 2,998.11 = 2,998.11 : x
  2. Step 2: Convert to fraction form
    2,248.70/2,998.11 = 2,998.11/x
  3. Step 3: Cross multiply
    2,248.70x = 2,998.11 × 2,998.11
  4. Step 4: Simplify right side
    2,248.70x = 8,988,648.11
  5. Step 5: Solve for x
    x = 8,988,648.11/2,248.70
  6. Step 6: Final answer
    x = 3,997.27

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.