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Finding the Fourth Proportional to 6,131.99, 8,462.04 and 3,479.33

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Solution

The fourth proportional to 6,131.99, 8,462.04 and 3,479.33 is: 4,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.99 : 8,462.04 = 3,479.33 : x
  2. Step 2: Convert to fraction form
    6,131.99/8,462.04 = 3,479.33/x
  3. Step 3: Cross multiply
    6,131.99x = 8,462.04 × 3,479.33
  4. Step 4: Simplify right side
    6,131.99x = 29,442,229.63
  5. Step 5: Solve for x
    x = 29,442,229.63/6,131.99
  6. Step 6: Final answer
    x = 4,801.42

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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.