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Finding the Fourth Proportional to 6,008.05, 8,290.29 and 3,355.12

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Solution

The fourth proportional to 6,008.05, 8,290.29 and 3,355.12 is: 4,629.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,008.05 : 8,290.29 = 3,355.12 : x
  2. Step 2: Convert to fraction form
    6,008.05/8,290.29 = 3,355.12/x
  3. Step 3: Cross multiply
    6,008.05x = 8,290.29 × 3,355.12
  4. Step 4: Simplify right side
    6,008.05x = 27,814,917.78
  5. Step 5: Solve for x
    x = 27,814,917.78/6,008.05
  6. Step 6: Final answer
    x = 4,629.61

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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.