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Finding the Third Proportional to 16,474 and 36,229

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Solution

The third proportional to 16,474 and 36,229 is: 79,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474 : 36,229 = 36,229 : x
  2. Step 2: Convert to fraction form
    16,474/36,229 = 36,229/x
  3. Step 3: Cross multiply
    16,474x = 36,229 × 36,229
  4. Step 4: Simplify right side
    16,474x = 1,312,540,441
  5. Step 5: Solve for x
    x = 1,312,540,441/16,474
  6. Step 6: Final answer
    x = 79,673.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.