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Finding the Third Proportional to 16,556 and 25,652

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Solution

The third proportional to 16,556 and 25,652 is: 39,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556 : 25,652 = 25,652 : x
  2. Step 2: Convert to fraction form
    16,556/25,652 = 25,652/x
  3. Step 3: Cross multiply
    16,556x = 25,652 × 25,652
  4. Step 4: Simplify right side
    16,556x = 658,025,104
  5. Step 5: Solve for x
    x = 658,025,104/16,556
  6. Step 6: Final answer
    x = 39,745.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.