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Finding the Third Proportional to 10,466 and 18,628

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Solution

The third proportional to 10,466 and 18,628 is: 33,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466 : 18,628 = 18,628 : x
  2. Step 2: Convert to fraction form
    10,466/18,628 = 18,628/x
  3. Step 3: Cross multiply
    10,466x = 18,628 × 18,628
  4. Step 4: Simplify right side
    10,466x = 347,002,384
  5. Step 5: Solve for x
    x = 347,002,384/10,466
  6. Step 6: Final answer
    x = 33,155.21

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.