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Finding the Third Proportional to 88,956 and 135,268

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Solution

The third proportional to 88,956 and 135,268 is: 205,690.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,956 : 135,268 = 135,268 : x
  2. Step 2: Convert to fraction form
    88,956/135,268 = 135,268/x
  3. Step 3: Cross multiply
    88,956x = 135,268 × 135,268
  4. Step 4: Simplify right side
    88,956x = 18,297,431,824
  5. Step 5: Solve for x
    x = 18,297,431,824/88,956
  6. Step 6: Final answer
    x = 205,690.81

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.