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Finding the Third Proportional to 9,044 and 9,980

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Solution

The third proportional to 9,044 and 9,980 is: 11,012.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044 : 9,980 = 9,980 : x
  2. Step 2: Convert to fraction form
    9,044/9,980 = 9,980/x
  3. Step 3: Cross multiply
    9,044x = 9,980 × 9,980
  4. Step 4: Simplify right side
    9,044x = 99,600,400
  5. Step 5: Solve for x
    x = 99,600,400/9,044
  6. Step 6: Final answer
    x = 11,012.87

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.