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Finding the Third Proportional to 8,444 and 9,620

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Solution

The third proportional to 8,444 and 9,620 is: 10,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444 : 9,620 = 9,620 : x
  2. Step 2: Convert to fraction form
    8,444/9,620 = 9,620/x
  3. Step 3: Cross multiply
    8,444x = 9,620 × 9,620
  4. Step 4: Simplify right side
    8,444x = 92,544,400
  5. Step 5: Solve for x
    x = 92,544,400/8,444
  6. Step 6: Final answer
    x = 10,959.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.