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Finding the Third Proportional to 11,856 and 25,351

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Solution

The third proportional to 11,856 and 25,351 is: 54,206.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856 : 25,351 = 25,351 : x
  2. Step 2: Convert to fraction form
    11,856/25,351 = 25,351/x
  3. Step 3: Cross multiply
    11,856x = 25,351 × 25,351
  4. Step 4: Simplify right side
    11,856x = 642,673,201
  5. Step 5: Solve for x
    x = 642,673,201/11,856
  6. Step 6: Final answer
    x = 54,206.58

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.