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Finding the Third Proportional to 18,951.75 and 27,736.88

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Solution

The third proportional to 18,951.75 and 27,736.88 is: 40,594.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951.75 : 27,736.88 = 27,736.88 : x
  2. Step 2: Convert to fraction form
    18,951.75/27,736.88 = 27,736.88/x
  3. Step 3: Cross multiply
    18,951.75x = 27,736.88 × 27,736.88
  4. Step 4: Simplify right side
    18,951.75x = 769,334,234.77
  5. Step 5: Solve for x
    x = 769,334,234.77/18,951.75
  6. Step 6: Final answer
    x = 40,594.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.