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Finding the Third Proportional to 11,888 and 25,658

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Solution

The third proportional to 11,888 and 25,658 is: 55,377.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888 : 25,658 = 25,658 : x
  2. Step 2: Convert to fraction form
    11,888/25,658 = 25,658/x
  3. Step 3: Cross multiply
    11,888x = 25,658 × 25,658
  4. Step 4: Simplify right side
    11,888x = 658,332,964
  5. Step 5: Solve for x
    x = 658,332,964/11,888
  6. Step 6: Final answer
    x = 55,377.94

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.