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Finding the Third Proportional to 18,794.53 and 29,182.78

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Solution

The third proportional to 18,794.53 and 29,182.78 is: 45,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794.53 : 29,182.78 = 29,182.78 : x
  2. Step 2: Convert to fraction form
    18,794.53/29,182.78 = 29,182.78/x
  3. Step 3: Cross multiply
    18,794.53x = 29,182.78 × 29,182.78
  4. Step 4: Simplify right side
    18,794.53x = 851,634,721.49
  5. Step 5: Solve for x
    x = 851,634,721.49/18,794.53
  6. Step 6: Final answer
    x = 45,312.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.