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Finding the Third Proportional to 73,165 and 159,723

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Solution

The third proportional to 73,165 and 159,723 is: 348,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,165 : 159,723 = 159,723 : x
  2. Step 2: Convert to fraction form
    73,165/159,723 = 159,723/x
  3. Step 3: Cross multiply
    73,165x = 159,723 × 159,723
  4. Step 4: Simplify right side
    73,165x = 25,511,436,729
  5. Step 5: Solve for x
    x = 25,511,436,729/73,165
  6. Step 6: Final answer
    x = 348,683.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.