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Finding the Third Proportional to 33,048 and 68,319

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Solution

The third proportional to 33,048 and 68,319 is: 141,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,048 : 68,319 = 68,319 : x
  2. Step 2: Convert to fraction form
    33,048/68,319 = 68,319/x
  3. Step 3: Cross multiply
    33,048x = 68,319 × 68,319
  4. Step 4: Simplify right side
    33,048x = 4,667,485,761
  5. Step 5: Solve for x
    x = 4,667,485,761/33,048
  6. Step 6: Final answer
    x = 141,233.53

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.