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Finding the Third Proportional to 159,181 and 348,979

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Solution

The third proportional to 159,181 and 348,979 is: 765,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,181 : 348,979 = 348,979 : x
  2. Step 2: Convert to fraction form
    159,181/348,979 = 348,979/x
  3. Step 3: Cross multiply
    159,181x = 348,979 × 348,979
  4. Step 4: Simplify right side
    159,181x = 121,786,342,441
  5. Step 5: Solve for x
    x = 121,786,342,441/159,181
  6. Step 6: Final answer
    x = 765,080.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.