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Finding the Fourth Proportional to 6,504.26, 8,975.90 and 3,520.13

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Solution

The fourth proportional to 6,504.26, 8,975.90 and 3,520.13 is: 4,857.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.26 : 8,975.90 = 3,520.13 : x
  2. Step 2: Convert to fraction form
    6,504.26/8,975.90 = 3,520.13/x
  3. Step 3: Cross multiply
    6,504.26x = 8,975.90 × 3,520.13
  4. Step 4: Simplify right side
    6,504.26x = 31,596,272.39
  5. Step 5: Solve for x
    x = 31,596,272.39/6,504.26
  6. Step 6: Final answer
    x = 4,857.79

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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.