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Finding the Fourth Proportional to 6,163.37, 8,505.45 and 3,368.87

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Solution

The fourth proportional to 6,163.37, 8,505.45 and 3,368.87 is: 4,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.37 : 8,505.45 = 3,368.87 : x
  2. Step 2: Convert to fraction form
    6,163.37/8,505.45 = 3,368.87/x
  3. Step 3: Cross multiply
    6,163.37x = 8,505.45 × 3,368.87
  4. Step 4: Simplify right side
    6,163.37x = 28,653,755.34
  5. Step 5: Solve for x
    x = 28,653,755.34/6,163.37
  6. Step 6: Final answer
    x = 4,649.04

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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.