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Finding the Fourth Proportional to 6,049.20, 8,343 and 3,955.44

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Solution

The fourth proportional to 6,049.20, 8,343 and 3,955.44 is: 5,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,049.20 : 8,343 = 3,955.44 : x
  2. Step 2: Convert to fraction form
    6,049.20/8,343 = 3,955.44/x
  3. Step 3: Cross multiply
    6,049.20x = 8,343 × 3,955.44
  4. Step 4: Simplify right side
    6,049.20x = 33,000,235.92
  5. Step 5: Solve for x
    x = 33,000,235.92/6,049.20
  6. Step 6: Final answer
    x = 5,455.31

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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.