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Finding the Third Proportional to 46,288 and 100,939

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Solution

The third proportional to 46,288 and 100,939 is: 220,114.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,288 : 100,939 = 100,939 : x
  2. Step 2: Convert to fraction form
    46,288/100,939 = 100,939/x
  3. Step 3: Cross multiply
    46,288x = 100,939 × 100,939
  4. Step 4: Simplify right side
    46,288x = 10,188,681,721
  5. Step 5: Solve for x
    x = 10,188,681,721/46,288
  6. Step 6: Final answer
    x = 220,114.97

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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.