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Finding the Third Proportional to 12,596 and 18,840

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Solution

The third proportional to 12,596 and 18,840 is: 28,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596 : 18,840 = 18,840 : x
  2. Step 2: Convert to fraction form
    12,596/18,840 = 18,840/x
  3. Step 3: Cross multiply
    12,596x = 18,840 × 18,840
  4. Step 4: Simplify right side
    12,596x = 354,945,600
  5. Step 5: Solve for x
    x = 354,945,600/12,596
  6. Step 6: Final answer
    x = 28,179.23

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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.