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Finding the Third Proportional to 168,727 and 366,979

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Solution

The third proportional to 168,727 and 366,979 is: 798,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,727 : 366,979 = 366,979 : x
  2. Step 2: Convert to fraction form
    168,727/366,979 = 366,979/x
  3. Step 3: Cross multiply
    168,727x = 366,979 × 366,979
  4. Step 4: Simplify right side
    168,727x = 134,673,586,441
  5. Step 5: Solve for x
    x = 134,673,586,441/168,727
  6. Step 6: Final answer
    x = 798,174.49

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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.