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Finding the Third Proportional to 135,926 and 199,884

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Solution

The third proportional to 135,926 and 199,884 is: 293,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,926 : 199,884 = 199,884 : x
  2. Step 2: Convert to fraction form
    135,926/199,884 = 199,884/x
  3. Step 3: Cross multiply
    135,926x = 199,884 × 199,884
  4. Step 4: Simplify right side
    135,926x = 39,953,613,456
  5. Step 5: Solve for x
    x = 39,953,613,456/135,926
  6. Step 6: Final answer
    x = 293,936.51

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.