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Finding the Third Proportional to 18,622.88 and 23,910.75

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Solution

The third proportional to 18,622.88 and 23,910.75 is: 30,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622.88 : 23,910.75 = 23,910.75 : x
  2. Step 2: Convert to fraction form
    18,622.88/23,910.75 = 23,910.75/x
  3. Step 3: Cross multiply
    18,622.88x = 23,910.75 × 23,910.75
  4. Step 4: Simplify right side
    18,622.88x = 571,723,965.56
  5. Step 5: Solve for x
    x = 571,723,965.56/18,622.88
  6. Step 6: Final answer
    x = 30,700.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.