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Finding the Third Proportional to 17,944 and 38,270

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Solution

The third proportional to 17,944 and 38,270 is: 81,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,944 : 38,270 = 38,270 : x
  2. Step 2: Convert to fraction form
    17,944/38,270 = 38,270/x
  3. Step 3: Cross multiply
    17,944x = 38,270 × 38,270
  4. Step 4: Simplify right side
    17,944x = 1,464,592,900
  5. Step 5: Solve for x
    x = 1,464,592,900/17,944
  6. Step 6: Final answer
    x = 81,620.20

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.