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Finding the Third Proportional to 9,224 and 20,138

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Solution

The third proportional to 9,224 and 20,138 is: 43,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224 : 20,138 = 20,138 : x
  2. Step 2: Convert to fraction form
    9,224/20,138 = 20,138/x
  3. Step 3: Cross multiply
    9,224x = 20,138 × 20,138
  4. Step 4: Simplify right side
    9,224x = 405,539,044
  5. Step 5: Solve for x
    x = 405,539,044/9,224
  6. Step 6: Final answer
    x = 43,965.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.