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Finding the Third Proportional to 136,277 and 293,272

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Solution

The third proportional to 136,277 and 293,272 is: 631,129.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,277 : 293,272 = 293,272 : x
  2. Step 2: Convert to fraction form
    136,277/293,272 = 293,272/x
  3. Step 3: Cross multiply
    136,277x = 293,272 × 293,272
  4. Step 4: Simplify right side
    136,277x = 86,008,465,984
  5. Step 5: Solve for x
    x = 86,008,465,984/136,277
  6. Step 6: Final answer
    x = 631,129.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.