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Finding the Fourth Proportional to 8,295.98, 12,443.45 and 3,366.05

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Solution

The fourth proportional to 8,295.98, 12,443.45 and 3,366.05 is: 5,048.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.98 : 12,443.45 = 3,366.05 : x
  2. Step 2: Convert to fraction form
    8,295.98/12,443.45 = 3,366.05/x
  3. Step 3: Cross multiply
    8,295.98x = 12,443.45 × 3,366.05
  4. Step 4: Simplify right side
    8,295.98x = 41,885,195.83
  5. Step 5: Solve for x
    x = 41,885,195.83/8,295.98
  6. Step 6: Final answer
    x = 5,048.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.