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Finding the Fourth Proportional to 8,964.41, 13,441.13 and 3,697.79

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Solution

The fourth proportional to 8,964.41, 13,441.13 and 3,697.79 is: 5,544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.41 : 13,441.13 = 3,697.79 : x
  2. Step 2: Convert to fraction form
    8,964.41/13,441.13 = 3,697.79/x
  3. Step 3: Cross multiply
    8,964.41x = 13,441.13 × 3,697.79
  4. Step 4: Simplify right side
    8,964.41x = 49,702,390.41
  5. Step 5: Solve for x
    x = 49,702,390.41/8,964.41
  6. Step 6: Final answer
    x = 5,544.42

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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.