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Finding the Fourth Proportional to 6,426.81, 8,872.92 and 6,029.73

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Solution

The fourth proportional to 6,426.81, 8,872.92 and 6,029.73 is: 8,324.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.81 : 8,872.92 = 6,029.73 : x
  2. Step 2: Convert to fraction form
    6,426.81/8,872.92 = 6,029.73/x
  3. Step 3: Cross multiply
    6,426.81x = 8,872.92 × 6,029.73
  4. Step 4: Simplify right side
    6,426.81x = 53,501,311.91
  5. Step 5: Solve for x
    x = 53,501,311.91/6,426.81
  6. Step 6: Final answer
    x = 8,324.71

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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.