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Finding the Third Proportional to 17,927 and 39,133

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Solution

The third proportional to 17,927 and 39,133 is: 85,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927 : 39,133 = 39,133 : x
  2. Step 2: Convert to fraction form
    17,927/39,133 = 39,133/x
  3. Step 3: Cross multiply
    17,927x = 39,133 × 39,133
  4. Step 4: Simplify right side
    17,927x = 1,531,391,689
  5. Step 5: Solve for x
    x = 1,531,391,689/17,927
  6. Step 6: Final answer
    x = 85,423.76

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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.