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Finding the Third Proportional to 16,226 and 33,220

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Solution

The third proportional to 16,226 and 33,220 is: 68,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226 : 33,220 = 33,220 : x
  2. Step 2: Convert to fraction form
    16,226/33,220 = 33,220/x
  3. Step 3: Cross multiply
    16,226x = 33,220 × 33,220
  4. Step 4: Simplify right side
    16,226x = 1,103,568,400
  5. Step 5: Solve for x
    x = 1,103,568,400/16,226
  6. Step 6: Final answer
    x = 68,012.35

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.