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Finding the Third Proportional to 12,194 and 18,239

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Solution

The third proportional to 12,194 and 18,239 is: 27,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194 : 18,239 = 18,239 : x
  2. Step 2: Convert to fraction form
    12,194/18,239 = 18,239/x
  3. Step 3: Cross multiply
    12,194x = 18,239 × 18,239
  4. Step 4: Simplify right side
    12,194x = 332,661,121
  5. Step 5: Solve for x
    x = 332,661,121/12,194
  6. Step 6: Final answer
    x = 27,280.72

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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.