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Finding the Third Proportional to 9,976 and 13,544

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Solution

The third proportional to 9,976 and 13,544 is: 18,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976 : 13,544 = 13,544 : x
  2. Step 2: Convert to fraction form
    9,976/13,544 = 13,544/x
  3. Step 3: Cross multiply
    9,976x = 13,544 × 13,544
  4. Step 4: Simplify right side
    9,976x = 183,439,936
  5. Step 5: Solve for x
    x = 183,439,936/9,976
  6. Step 6: Final answer
    x = 18,388.13

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.