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Finding the Fourth Proportional to 9,028.13, 13,544.89 and 3,834.41

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Solution

The fourth proportional to 9,028.13, 13,544.89 and 3,834.41 is: 5,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.13 : 13,544.89 = 3,834.41 : x
  2. Step 2: Convert to fraction form
    9,028.13/13,544.89 = 3,834.41/x
  3. Step 3: Cross multiply
    9,028.13x = 13,544.89 × 3,834.41
  4. Step 4: Simplify right side
    9,028.13x = 51,936,584.35
  5. Step 5: Solve for x
    x = 51,936,584.35/9,028.13
  6. Step 6: Final answer
    x = 5,752.75

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1.5x scale

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.