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Finding the Third Proportional to 16,555 and 36,022

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Solution

The third proportional to 16,555 and 36,022 is: 78,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,555 : 36,022 = 36,022 : x
  2. Step 2: Convert to fraction form
    16,555/36,022 = 36,022/x
  3. Step 3: Cross multiply
    16,555x = 36,022 × 36,022
  4. Step 4: Simplify right side
    16,555x = 1,297,584,484
  5. Step 5: Solve for x
    x = 1,297,584,484/16,555
  6. Step 6: Final answer
    x = 78,380.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.