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Finding the Third Proportional to 16,932 and 36,312

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Solution

The third proportional to 16,932 and 36,312 is: 77,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,932 : 36,312 = 36,312 : x
  2. Step 2: Convert to fraction form
    16,932/36,312 = 36,312/x
  3. Step 3: Cross multiply
    16,932x = 36,312 × 36,312
  4. Step 4: Simplify right side
    16,932x = 1,318,561,344
  5. Step 5: Solve for x
    x = 1,318,561,344/16,932
  6. Step 6: Final answer
    x = 77,873.93

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.