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Finding the Third Proportional to 16,794 and 18,576

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Solution

The third proportional to 16,794 and 18,576 is: 20,547.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794 : 18,576 = 18,576 : x
  2. Step 2: Convert to fraction form
    16,794/18,576 = 18,576/x
  3. Step 3: Cross multiply
    16,794x = 18,576 × 18,576
  4. Step 4: Simplify right side
    16,794x = 345,067,776
  5. Step 5: Solve for x
    x = 345,067,776/16,794
  6. Step 6: Final answer
    x = 20,547.09

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.