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Finding the Third Proportional to 171,760 and 272,568

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Solution

The third proportional to 171,760 and 272,568 is: 432,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,760 : 272,568 = 272,568 : x
  2. Step 2: Convert to fraction form
    171,760/272,568 = 272,568/x
  3. Step 3: Cross multiply
    171,760x = 272,568 × 272,568
  4. Step 4: Simplify right side
    171,760x = 74,293,314,624
  5. Step 5: Solve for x
    x = 74,293,314,624/171,760
  6. Step 6: Final answer
    x = 432,541.42

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.