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Finding the Fourth Proportional to 4,338.87, 5,986.15 and 2,450.22

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Solution

The fourth proportional to 4,338.87, 5,986.15 and 2,450.22 is: 3,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.87 : 5,986.15 = 2,450.22 : x
  2. Step 2: Convert to fraction form
    4,338.87/5,986.15 = 2,450.22/x
  3. Step 3: Cross multiply
    4,338.87x = 5,986.15 × 2,450.22
  4. Step 4: Simplify right side
    4,338.87x = 14,667,384.45
  5. Step 5: Solve for x
    x = 14,667,384.45/4,338.87
  6. Step 6: Final answer
    x = 3,380.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.