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Finding the Third Proportional to 17,894 and 26,859

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Solution

The third proportional to 17,894 and 26,859 is: 40,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894 : 26,859 = 26,859 : x
  2. Step 2: Convert to fraction form
    17,894/26,859 = 26,859/x
  3. Step 3: Cross multiply
    17,894x = 26,859 × 26,859
  4. Step 4: Simplify right side
    17,894x = 721,405,881
  5. Step 5: Solve for x
    x = 721,405,881/17,894
  6. Step 6: Final answer
    x = 40,315.52

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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.