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Finding the Fourth Proportional to 6,234.27, 8,602.14 and 3,581.79

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Solution

The fourth proportional to 6,234.27, 8,602.14 and 3,581.79 is: 4,942.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,234.27 : 8,602.14 = 3,581.79 : x
  2. Step 2: Convert to fraction form
    6,234.27/8,602.14 = 3,581.79/x
  3. Step 3: Cross multiply
    6,234.27x = 8,602.14 × 3,581.79
  4. Step 4: Simplify right side
    6,234.27x = 30,811,059.03
  5. Step 5: Solve for x
    x = 30,811,059.03/6,234.27
  6. Step 6: Final answer
    x = 4,942.21

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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.