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Finding the Third Proportional to 167,842 and 364,124

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Solution

The third proportional to 167,842 and 364,124 is: 789,947.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,842 : 364,124 = 364,124 : x
  2. Step 2: Convert to fraction form
    167,842/364,124 = 364,124/x
  3. Step 3: Cross multiply
    167,842x = 364,124 × 364,124
  4. Step 4: Simplify right side
    167,842x = 132,586,287,376
  5. Step 5: Solve for x
    x = 132,586,287,376/167,842
  6. Step 6: Final answer
    x = 789,947.02

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.