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Finding the Third Proportional to 16,998.19 and 22,819.22

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Solution

The third proportional to 16,998.19 and 22,819.22 is: 30,633.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.19 : 22,819.22 = 22,819.22 : x
  2. Step 2: Convert to fraction form
    16,998.19/22,819.22 = 22,819.22/x
  3. Step 3: Cross multiply
    16,998.19x = 22,819.22 × 22,819.22
  4. Step 4: Simplify right side
    16,998.19x = 520,716,744.36
  5. Step 5: Solve for x
    x = 520,716,744.36/16,998.19
  6. Step 6: Final answer
    x = 30,633.66

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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.