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Finding the Third Proportional to 135,228 and 202,891

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Solution

The third proportional to 135,228 and 202,891 is: 304,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,228 : 202,891 = 202,891 : x
  2. Step 2: Convert to fraction form
    135,228/202,891 = 202,891/x
  3. Step 3: Cross multiply
    135,228x = 202,891 × 202,891
  4. Step 4: Simplify right side
    135,228x = 41,164,757,881
  5. Step 5: Solve for x
    x = 41,164,757,881/135,228
  6. Step 6: Final answer
    x = 304,410.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.