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Finding the Third Proportional to 13,232 and 18,812

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Solution

The third proportional to 13,232 and 18,812 is: 26,745.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232 : 18,812 = 18,812 : x
  2. Step 2: Convert to fraction form
    13,232/18,812 = 18,812/x
  3. Step 3: Cross multiply
    13,232x = 18,812 × 18,812
  4. Step 4: Simplify right side
    13,232x = 353,891,344
  5. Step 5: Solve for x
    x = 353,891,344/13,232
  6. Step 6: Final answer
    x = 26,745.11

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.