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Finding the Third Proportional to 8,732 and 13,364

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Solution

The third proportional to 8,732 and 13,364 is: 20,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732 : 13,364 = 13,364 : x
  2. Step 2: Convert to fraction form
    8,732/13,364 = 13,364/x
  3. Step 3: Cross multiply
    8,732x = 13,364 × 13,364
  4. Step 4: Simplify right side
    8,732x = 178,596,496
  5. Step 5: Solve for x
    x = 178,596,496/8,732
  6. Step 6: Final answer
    x = 20,453.10

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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.