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Finding the Third Proportional to 16,718 and 36,433

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Solution

The third proportional to 16,718 and 36,433 is: 79,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718 : 36,433 = 36,433 : x
  2. Step 2: Convert to fraction form
    16,718/36,433 = 36,433/x
  3. Step 3: Cross multiply
    16,718x = 36,433 × 36,433
  4. Step 4: Simplify right side
    16,718x = 1,327,363,489
  5. Step 5: Solve for x
    x = 1,327,363,489/16,718
  6. Step 6: Final answer
    x = 79,397.27

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.