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Finding the Third Proportional to 6,624 and 16,435

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Solution

The third proportional to 6,624 and 16,435 is: 40,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624 : 16,435 = 16,435 : x
  2. Step 2: Convert to fraction form
    6,624/16,435 = 16,435/x
  3. Step 3: Cross multiply
    6,624x = 16,435 × 16,435
  4. Step 4: Simplify right side
    6,624x = 270,109,225
  5. Step 5: Solve for x
    x = 270,109,225/6,624
  6. Step 6: Final answer
    x = 40,777.36

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Why These Related Problems?

These problems maintain the same ratio (2.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.