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Finding the Fourth Proportional to 6,434.82, 8,879.13 and 3,601.82

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Solution

The fourth proportional to 6,434.82, 8,879.13 and 3,601.82 is: 4,969.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.82 : 8,879.13 = 3,601.82 : x
  2. Step 2: Convert to fraction form
    6,434.82/8,879.13 = 3,601.82/x
  3. Step 3: Cross multiply
    6,434.82x = 8,879.13 × 3,601.82
  4. Step 4: Simplify right side
    6,434.82x = 31,980,983.62
  5. Step 5: Solve for x
    x = 31,980,983.62/6,434.82
  6. Step 6: Final answer
    x = 4,969.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.