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Finding the Fourth Proportional to 6,334.85, 8,739.96 and 4,099.56

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Solution

The fourth proportional to 6,334.85, 8,739.96 and 4,099.56 is: 5,656.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,334.85 : 8,739.96 = 4,099.56 : x
  2. Step 2: Convert to fraction form
    6,334.85/8,739.96 = 4,099.56/x
  3. Step 3: Cross multiply
    6,334.85x = 8,739.96 × 4,099.56
  4. Step 4: Simplify right side
    6,334.85x = 35,829,990.42
  5. Step 5: Solve for x
    x = 35,829,990.42/6,334.85
  6. Step 6: Final answer
    x = 5,656.01

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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.