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Finding the Third Proportional to 14.50 and 16.63

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Solution

The third proportional to 14.50 and 16.63 is: 19.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.50 : 16.63 = 16.63 : x
  2. Step 2: Convert to fraction form
    14.50/16.63 = 16.63/x
  3. Step 3: Cross multiply
    14.50x = 16.63 × 16.63
  4. Step 4: Simplify right side
    14.50x = 276.39
  5. Step 5: Solve for x
    x = 276.39/14.50
  6. Step 6: Final answer
    x = 19.06

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.