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Finding the Third Proportional to 161,372.25 and 341,202.38

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Solution

The third proportional to 161,372.25 and 341,202.38 is: 721,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,372.25 : 341,202.38 = 341,202.38 : x
  2. Step 2: Convert to fraction form
    161,372.25/341,202.38 = 341,202.38/x
  3. Step 3: Cross multiply
    161,372.25x = 341,202.38 × 341,202.38
  4. Step 4: Simplify right side
    161,372.25x = 116,419,060,705.64
  5. Step 5: Solve for x
    x = 116,419,060,705.64/161,372.25
  6. Step 6: Final answer
    x = 721,431.73

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.