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Finding the Third Proportional to 16,969.50 and 36,765

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Solution

The third proportional to 16,969.50 and 36,765 is: 79,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969.50 : 36,765 = 36,765 : x
  2. Step 2: Convert to fraction form
    16,969.50/36,765 = 36,765/x
  3. Step 3: Cross multiply
    16,969.50x = 36,765 × 36,765
  4. Step 4: Simplify right side
    16,969.50x = 1,351,665,225
  5. Step 5: Solve for x
    x = 1,351,665,225/16,969.50
  6. Step 6: Final answer
    x = 79,652.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.