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Finding the Third Proportional to 11,856 and 18,598

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Solution

The third proportional to 11,856 and 18,598 is: 29,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856 : 18,598 = 18,598 : x
  2. Step 2: Convert to fraction form
    11,856/18,598 = 18,598/x
  3. Step 3: Cross multiply
    11,856x = 18,598 × 18,598
  4. Step 4: Simplify right side
    11,856x = 345,885,604
  5. Step 5: Solve for x
    x = 345,885,604/11,856
  6. Step 6: Final answer
    x = 29,173.89

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.