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Finding the Third Proportional to 18,460 and 27,616

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Solution

The third proportional to 18,460 and 27,616 is: 41,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460 : 27,616 = 27,616 : x
  2. Step 2: Convert to fraction form
    18,460/27,616 = 27,616/x
  3. Step 3: Cross multiply
    18,460x = 27,616 × 27,616
  4. Step 4: Simplify right side
    18,460x = 762,643,456
  5. Step 5: Solve for x
    x = 762,643,456/18,460
  6. Step 6: Final answer
    x = 41,313.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.