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Finding the Third Proportional to 82,962 and 178,884

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Solution

The third proportional to 82,962 and 178,884 is: 385,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,962 : 178,884 = 178,884 : x
  2. Step 2: Convert to fraction form
    82,962/178,884 = 178,884/x
  3. Step 3: Cross multiply
    82,962x = 178,884 × 178,884
  4. Step 4: Simplify right side
    82,962x = 31,999,485,456
  5. Step 5: Solve for x
    x = 31,999,485,456/82,962
  6. Step 6: Final answer
    x = 385,712.56

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.