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Finding the Third Proportional to 9,185 and 20,081

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Solution

The third proportional to 9,185 and 20,081 is: 43,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185 : 20,081 = 20,081 : x
  2. Step 2: Convert to fraction form
    9,185/20,081 = 20,081/x
  3. Step 3: Cross multiply
    9,185x = 20,081 × 20,081
  4. Step 4: Simplify right side
    9,185x = 403,246,561
  5. Step 5: Solve for x
    x = 403,246,561/9,185
  6. Step 6: Final answer
    x = 43,902.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.