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Finding the Third Proportional to 4,069 and 6,208

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Solution

The third proportional to 4,069 and 6,208 is: 9,471.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069 : 6,208 = 6,208 : x
  2. Step 2: Convert to fraction form
    4,069/6,208 = 6,208/x
  3. Step 3: Cross multiply
    4,069x = 6,208 × 6,208
  4. Step 4: Simplify right side
    4,069x = 38,539,264
  5. Step 5: Solve for x
    x = 38,539,264/4,069
  6. Step 6: Final answer
    x = 9,471.43

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.