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Finding the Fourth Proportional to 6,314.86, 8,715.09 and 3,626.45

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Solution

The fourth proportional to 6,314.86, 8,715.09 and 3,626.45 is: 5,004.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,314.86 : 8,715.09 = 3,626.45 : x
  2. Step 2: Convert to fraction form
    6,314.86/8,715.09 = 3,626.45/x
  3. Step 3: Cross multiply
    6,314.86x = 8,715.09 × 3,626.45
  4. Step 4: Simplify right side
    6,314.86x = 31,604,810.03
  5. Step 5: Solve for x
    x = 31,604,810.03/6,314.86
  6. Step 6: Final answer
    x = 5,004.83

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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.