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Finding the Third Proportional to 18,029.25 and 28,326.75

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Solution

The third proportional to 18,029.25 and 28,326.75 is: 44,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,029.25 : 28,326.75 = 28,326.75 : x
  2. Step 2: Convert to fraction form
    18,029.25/28,326.75 = 28,326.75/x
  3. Step 3: Cross multiply
    18,029.25x = 28,326.75 × 28,326.75
  4. Step 4: Simplify right side
    18,029.25x = 802,404,765.56
  5. Step 5: Solve for x
    x = 802,404,765.56/18,029.25
  6. Step 6: Final answer
    x = 44,505.72

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.