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Finding the Fourth Proportional to 4,269, 5,891.22 and 2,406.44

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Solution

The fourth proportional to 4,269, 5,891.22 and 2,406.44 is: 3,320.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269 : 5,891.22 = 2,406.44 : x
  2. Step 2: Convert to fraction form
    4,269/5,891.22 = 2,406.44/x
  3. Step 3: Cross multiply
    4,269x = 5,891.22 × 2,406.44
  4. Step 4: Simplify right side
    4,269x = 14,176,867.46
  5. Step 5: Solve for x
    x = 14,176,867.46/4,269
  6. Step 6: Final answer
    x = 3,320.89

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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.