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Finding the Third Proportional to 61,470 and 134,268

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Solution

The third proportional to 61,470 and 134,268 is: 293,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,470 : 134,268 = 134,268 : x
  2. Step 2: Convert to fraction form
    61,470/134,268 = 134,268/x
  3. Step 3: Cross multiply
    61,470x = 134,268 × 134,268
  4. Step 4: Simplify right side
    61,470x = 18,027,895,824
  5. Step 5: Solve for x
    x = 18,027,895,824/61,470
  6. Step 6: Final answer
    x = 293,279.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.