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Finding the Third Proportional to 3,600.28 and 8,340.05

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Solution

The third proportional to 3,600.28 and 8,340.05 is: 19,319.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.28 : 8,340.05 = 8,340.05 : x
  2. Step 2: Convert to fraction form
    3,600.28/8,340.05 = 8,340.05/x
  3. Step 3: Cross multiply
    3,600.28x = 8,340.05 × 8,340.05
  4. Step 4: Simplify right side
    3,600.28x = 69,556,381.88
  5. Step 5: Solve for x
    x = 69,556,381.88/3,600.28
  6. Step 6: Final answer
    x = 19,319.71

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.