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Finding the Third Proportional to 12,593 and 18,891.50

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Solution

The third proportional to 12,593 and 18,891.50 is: 28,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593 : 18,891.50 = 18,891.50 : x
  2. Step 2: Convert to fraction form
    12,593/18,891.50 = 18,891.50/x
  3. Step 3: Cross multiply
    12,593x = 18,891.50 × 18,891.50
  4. Step 4: Simplify right side
    12,593x = 356,888,772.25
  5. Step 5: Solve for x
    x = 356,888,772.25/12,593
  6. Step 6: Final answer
    x = 28,340.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.