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Finding the Fourth Proportional to 8,944.11, 13,410.89 and 3,397.84

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Solution

The fourth proportional to 8,944.11, 13,410.89 and 3,397.84 is: 5,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.11 : 13,410.89 = 3,397.84 : x
  2. Step 2: Convert to fraction form
    8,944.11/13,410.89 = 3,397.84/x
  3. Step 3: Cross multiply
    8,944.11x = 13,410.89 × 3,397.84
  4. Step 4: Simplify right side
    8,944.11x = 45,568,058.48
  5. Step 5: Solve for x
    x = 45,568,058.48/8,944.11
  6. Step 6: Final answer
    x = 5,094.76

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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.