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Finding the Third Proportional to 169,579 and 368,682.75

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Solution

The third proportional to 169,579 and 368,682.75 is: 801,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,579 : 368,682.75 = 368,682.75 : x
  2. Step 2: Convert to fraction form
    169,579/368,682.75 = 368,682.75/x
  3. Step 3: Cross multiply
    169,579x = 368,682.75 × 368,682.75
  4. Step 4: Simplify right side
    169,579x = 135,926,970,147.56
  5. Step 5: Solve for x
    x = 135,926,970,147.56/169,579
  6. Step 6: Final answer
    x = 801,555.44

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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.