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Finding the Fourth Proportional to 8,819.69, 13,232.57 and 4,433.54

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Solution

The fourth proportional to 8,819.69, 13,232.57 and 4,433.54 is: 6,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.69 : 13,232.57 = 4,433.54 : x
  2. Step 2: Convert to fraction form
    8,819.69/13,232.57 = 4,433.54/x
  3. Step 3: Cross multiply
    8,819.69x = 13,232.57 × 4,433.54
  4. Step 4: Simplify right side
    8,819.69x = 58,667,040.07
  5. Step 5: Solve for x
    x = 58,667,040.07/8,819.69
  6. Step 6: Final answer
    x = 6,651.83

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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.