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Finding the Third Proportional to 16,920 and 22,596

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Solution

The third proportional to 16,920 and 22,596 is: 30,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920 : 22,596 = 22,596 : x
  2. Step 2: Convert to fraction form
    16,920/22,596 = 22,596/x
  3. Step 3: Cross multiply
    16,920x = 22,596 × 22,596
  4. Step 4: Simplify right side
    16,920x = 510,579,216
  5. Step 5: Solve for x
    x = 510,579,216/16,920
  6. Step 6: Final answer
    x = 30,176.08

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.