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Finding the Fourth Proportional to 6,234.26, 8,603.26 and 3,439.76

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Solution

The fourth proportional to 6,234.26, 8,603.26 and 3,439.76 is: 4,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,234.26 : 8,603.26 = 3,439.76 : x
  2. Step 2: Convert to fraction form
    6,234.26/8,603.26 = 3,439.76/x
  3. Step 3: Cross multiply
    6,234.26x = 8,603.26 × 3,439.76
  4. Step 4: Simplify right side
    6,234.26x = 29,593,149.62
  5. Step 5: Solve for x
    x = 29,593,149.62/6,234.26
  6. Step 6: Final answer
    x = 4,746.86

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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.