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Finding the Third Proportional to 16,918 and 32,957

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Solution

The third proportional to 16,918 and 32,957 is: 64,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918 : 32,957 = 32,957 : x
  2. Step 2: Convert to fraction form
    16,918/32,957 = 32,957/x
  3. Step 3: Cross multiply
    16,918x = 32,957 × 32,957
  4. Step 4: Simplify right side
    16,918x = 1,086,163,849
  5. Step 5: Solve for x
    x = 1,086,163,849/16,918
  6. Step 6: Final answer
    x = 64,201.67

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.