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Finding the Third Proportional to 7,843 and 16,225

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Solution

The third proportional to 7,843 and 16,225 is: 33,565.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843 : 16,225 = 16,225 : x
  2. Step 2: Convert to fraction form
    7,843/16,225 = 16,225/x
  3. Step 3: Cross multiply
    7,843x = 16,225 × 16,225
  4. Step 4: Simplify right side
    7,843x = 263,250,625
  5. Step 5: Solve for x
    x = 263,250,625/7,843
  6. Step 6: Final answer
    x = 33,565.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.