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Finding the Third Proportional to 11,080 and 16,908

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Solution

The third proportional to 11,080 and 16,908 is: 25,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080 : 16,908 = 16,908 : x
  2. Step 2: Convert to fraction form
    11,080/16,908 = 16,908/x
  3. Step 3: Cross multiply
    11,080x = 16,908 × 16,908
  4. Step 4: Simplify right side
    11,080x = 285,880,464
  5. Step 5: Solve for x
    x = 285,880,464/11,080
  6. Step 6: Final answer
    x = 25,801.49

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.