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Finding the Third Proportional to 44,540 and 69,274

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Solution

The third proportional to 44,540 and 69,274 is: 107,743.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,540 : 69,274 = 69,274 : x
  2. Step 2: Convert to fraction form
    44,540/69,274 = 69,274/x
  3. Step 3: Cross multiply
    44,540x = 69,274 × 69,274
  4. Step 4: Simplify right side
    44,540x = 4,798,887,076
  5. Step 5: Solve for x
    x = 4,798,887,076/44,540
  6. Step 6: Final answer
    x = 107,743.31

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.