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Finding the Fourth Proportional to 3,668.84, 5,059.92 and 2,408.93

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Solution

The fourth proportional to 3,668.84, 5,059.92 and 2,408.93 is: 3,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.84 : 5,059.92 = 2,408.93 : x
  2. Step 2: Convert to fraction form
    3,668.84/5,059.92 = 2,408.93/x
  3. Step 3: Cross multiply
    3,668.84x = 5,059.92 × 2,408.93
  4. Step 4: Simplify right side
    3,668.84x = 12,188,993.09
  5. Step 5: Solve for x
    x = 12,188,993.09/3,668.84
  6. Step 6: Final answer
    x = 3,322.30

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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.