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Finding the Fourth Proportional to 6,124.15, 8,451.17 and 3,471.67

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Solution

The fourth proportional to 6,124.15, 8,451.17 and 3,471.67 is: 4,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.15 : 8,451.17 = 3,471.67 : x
  2. Step 2: Convert to fraction form
    6,124.15/8,451.17 = 3,471.67/x
  3. Step 3: Cross multiply
    6,124.15x = 8,451.17 × 3,471.67
  4. Step 4: Simplify right side
    6,124.15x = 29,339,656.00
  5. Step 5: Solve for x
    x = 29,339,656.00/6,124.15
  6. Step 6: Final answer
    x = 4,790.81

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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.