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Finding the Third Proportional to 17,698 and 27,473

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Solution

The third proportional to 17,698 and 27,473 is: 42,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,698 : 27,473 = 27,473 : x
  2. Step 2: Convert to fraction form
    17,698/27,473 = 27,473/x
  3. Step 3: Cross multiply
    17,698x = 27,473 × 27,473
  4. Step 4: Simplify right side
    17,698x = 754,765,729
  5. Step 5: Solve for x
    x = 754,765,729/17,698
  6. Step 6: Final answer
    x = 42,646.95

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.