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Finding the Fourth Proportional to 3,349.08, 4,622.09 and 1,933.09

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Solution

The fourth proportional to 3,349.08, 4,622.09 and 1,933.09 is: 2,667.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.08 : 4,622.09 = 1,933.09 : x
  2. Step 2: Convert to fraction form
    3,349.08/4,622.09 = 1,933.09/x
  3. Step 3: Cross multiply
    3,349.08x = 4,622.09 × 1,933.09
  4. Step 4: Simplify right side
    3,349.08x = 8,934,915.96
  5. Step 5: Solve for x
    x = 8,934,915.96/3,349.08
  6. Step 6: Final answer
    x = 2,667.87

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Similar ratio
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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.