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Finding the Third Proportional to 3,556.41 and 5,335.88

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Solution

The third proportional to 3,556.41 and 5,335.88 is: 8,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.41 : 5,335.88 = 5,335.88 : x
  2. Step 2: Convert to fraction form
    3,556.41/5,335.88 = 5,335.88/x
  3. Step 3: Cross multiply
    3,556.41x = 5,335.88 × 5,335.88
  4. Step 4: Simplify right side
    3,556.41x = 28,471,562.02
  5. Step 5: Solve for x
    x = 28,471,562.02/3,556.41
  6. Step 6: Final answer
    x = 8,005.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.