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Finding the Third Proportional to 14,016 and 14,912

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Solution

The third proportional to 14,016 and 14,912 is: 15,865.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016 : 14,912 = 14,912 : x
  2. Step 2: Convert to fraction form
    14,016/14,912 = 14,912/x
  3. Step 3: Cross multiply
    14,016x = 14,912 × 14,912
  4. Step 4: Simplify right side
    14,016x = 222,367,744
  5. Step 5: Solve for x
    x = 222,367,744/14,016
  6. Step 6: Final answer
    x = 15,865.28

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Why These Related Problems?

These problems maintain the same ratio (1.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.