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Finding the Third Proportional to 17,187 and 27,348

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Solution

The third proportional to 17,187 and 27,348 is: 43,516.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187 : 27,348 = 27,348 : x
  2. Step 2: Convert to fraction form
    17,187/27,348 = 27,348/x
  3. Step 3: Cross multiply
    17,187x = 27,348 × 27,348
  4. Step 4: Simplify right side
    17,187x = 747,913,104
  5. Step 5: Solve for x
    x = 747,913,104/17,187
  6. Step 6: Final answer
    x = 43,516.21

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.