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Finding the Fourth Proportional to 7,628.75, 11,441.93 and 2,950.92

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Solution

The fourth proportional to 7,628.75, 11,441.93 and 2,950.92 is: 4,425.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.75 : 11,441.93 = 2,950.92 : x
  2. Step 2: Convert to fraction form
    7,628.75/11,441.93 = 2,950.92/x
  3. Step 3: Cross multiply
    7,628.75x = 11,441.93 × 2,950.92
  4. Step 4: Simplify right side
    7,628.75x = 33,764,205.32
  5. Step 5: Solve for x
    x = 33,764,205.32/7,628.75
  6. Step 6: Final answer
    x = 4,425.92

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