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Finding the Fourth Proportional to 6,505.53, 8,977.55 and 3,672.96

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Solution

The fourth proportional to 6,505.53, 8,977.55 and 3,672.96 is: 5,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505.53 : 8,977.55 = 3,672.96 : x
  2. Step 2: Convert to fraction form
    6,505.53/8,977.55 = 3,672.96/x
  3. Step 3: Cross multiply
    6,505.53x = 8,977.55 × 3,672.96
  4. Step 4: Simplify right side
    6,505.53x = 32,974,163.68
  5. Step 5: Solve for x
    x = 32,974,163.68/6,505.53
  6. Step 6: Final answer
    x = 5,068.64

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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.