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Finding the Third Proportional to 82,882 and 127,185

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Solution

The third proportional to 82,882 and 127,185 is: 195,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,882 : 127,185 = 127,185 : x
  2. Step 2: Convert to fraction form
    82,882/127,185 = 127,185/x
  3. Step 3: Cross multiply
    82,882x = 127,185 × 127,185
  4. Step 4: Simplify right side
    82,882x = 16,176,024,225
  5. Step 5: Solve for x
    x = 16,176,024,225/82,882
  6. Step 6: Final answer
    x = 195,169.33

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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.