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Finding the Fourth Proportional to 6,284.67, 8,668.86 and 4,049.48

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Solution

The fourth proportional to 6,284.67, 8,668.86 and 4,049.48 is: 5,585.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.67 : 8,668.86 = 4,049.48 : x
  2. Step 2: Convert to fraction form
    6,284.67/8,668.86 = 4,049.48/x
  3. Step 3: Cross multiply
    6,284.67x = 8,668.86 × 4,049.48
  4. Step 4: Simplify right side
    6,284.67x = 35,104,331.85
  5. Step 5: Solve for x
    x = 35,104,331.85/6,284.67
  6. Step 6: Final answer
    x = 5,585.71

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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.