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Finding the Third Proportional to 127,716 and 193,347

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Solution

The third proportional to 127,716 and 193,347 is: 292,704.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,716 : 193,347 = 193,347 : x
  2. Step 2: Convert to fraction form
    127,716/193,347 = 193,347/x
  3. Step 3: Cross multiply
    127,716x = 193,347 × 193,347
  4. Step 4: Simplify right side
    127,716x = 37,383,062,409
  5. Step 5: Solve for x
    x = 37,383,062,409/127,716
  6. Step 6: Final answer
    x = 292,704.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.