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Finding the Fourth Proportional to 8,254.86, 12,385.94 and 3,334.12

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Solution

The fourth proportional to 8,254.86, 12,385.94 and 3,334.12 is: 5,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.86 : 12,385.94 = 3,334.12 : x
  2. Step 2: Convert to fraction form
    8,254.86/12,385.94 = 3,334.12/x
  3. Step 3: Cross multiply
    8,254.86x = 12,385.94 × 3,334.12
  4. Step 4: Simplify right side
    8,254.86x = 41,296,210.27
  5. Step 5: Solve for x
    x = 41,296,210.27/8,254.86
  6. Step 6: Final answer
    x = 5,002.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.