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Finding the Third Proportional to 92,579 and 199,873

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Solution

The third proportional to 92,579 and 199,873 is: 431,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,579 : 199,873 = 199,873 : x
  2. Step 2: Convert to fraction form
    92,579/199,873 = 199,873/x
  3. Step 3: Cross multiply
    92,579x = 199,873 × 199,873
  4. Step 4: Simplify right side
    92,579x = 39,949,216,129
  5. Step 5: Solve for x
    x = 39,949,216,129/92,579
  6. Step 6: Final answer
    x = 431,514.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.