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Finding the Fourth Proportional to 4,333.92, 5,977.92 and 2,843.52

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Solution

The fourth proportional to 4,333.92, 5,977.92 and 2,843.52 is: 3,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.92 : 5,977.92 = 2,843.52 : x
  2. Step 2: Convert to fraction form
    4,333.92/5,977.92 = 2,843.52/x
  3. Step 3: Cross multiply
    4,333.92x = 5,977.92 × 2,843.52
  4. Step 4: Simplify right side
    4,333.92x = 16,998,335.08
  5. Step 5: Solve for x
    x = 16,998,335.08/4,333.92
  6. Step 6: Final answer
    x = 3,922.16

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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.