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Finding the Third Proportional to 11,393 and 17,119

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Solution

The third proportional to 11,393 and 17,119 is: 25,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393 : 17,119 = 17,119 : x
  2. Step 2: Convert to fraction form
    11,393/17,119 = 17,119/x
  3. Step 3: Cross multiply
    11,393x = 17,119 × 17,119
  4. Step 4: Simplify right side
    11,393x = 293,060,161
  5. Step 5: Solve for x
    x = 293,060,161/11,393
  6. Step 6: Final answer
    x = 25,722.83

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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.