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Finding the Third Proportional to 14,933 and 16,621

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Solution

The third proportional to 14,933 and 16,621 is: 18,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,933 : 16,621 = 16,621 : x
  2. Step 2: Convert to fraction form
    14,933/16,621 = 16,621/x
  3. Step 3: Cross multiply
    14,933x = 16,621 × 16,621
  4. Step 4: Simplify right side
    14,933x = 276,257,641
  5. Step 5: Solve for x
    x = 276,257,641/14,933
  6. Step 6: Final answer
    x = 18,499.81

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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.