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Finding the Fourth Proportional to 6,479.26, 8,944.41 and 4,241.23

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Solution

The fourth proportional to 6,479.26, 8,944.41 and 4,241.23 is: 5,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.26 : 8,944.41 = 4,241.23 : x
  2. Step 2: Convert to fraction form
    6,479.26/8,944.41 = 4,241.23/x
  3. Step 3: Cross multiply
    6,479.26x = 8,944.41 × 4,241.23
  4. Step 4: Simplify right side
    6,479.26x = 37,935,300.02
  5. Step 5: Solve for x
    x = 37,935,300.02/6,479.26
  6. Step 6: Final answer
    x = 5,854.88

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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.