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Finding the Third Proportional to 47,372 and 104,278

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Solution

The third proportional to 47,372 and 104,278 is: 229,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,372 : 104,278 = 104,278 : x
  2. Step 2: Convert to fraction form
    47,372/104,278 = 104,278/x
  3. Step 3: Cross multiply
    47,372x = 104,278 × 104,278
  4. Step 4: Simplify right side
    47,372x = 10,873,901,284
  5. Step 5: Solve for x
    x = 10,873,901,284/47,372
  6. Step 6: Final answer
    x = 229,542.79

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.