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Finding the Third Proportional to 161,967 and 348,538

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Solution

The third proportional to 161,967 and 348,538 is: 750,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,967 : 348,538 = 348,538 : x
  2. Step 2: Convert to fraction form
    161,967/348,538 = 348,538/x
  3. Step 3: Cross multiply
    161,967x = 348,538 × 348,538
  4. Step 4: Simplify right side
    161,967x = 121,478,737,444
  5. Step 5: Solve for x
    x = 121,478,737,444/161,967
  6. Step 6: Final answer
    x = 750,021.53

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.