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Finding the Fourth Proportional to 8,333.28, 12,495.81 and 3,401.59

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Solution

The fourth proportional to 8,333.28, 12,495.81 and 3,401.59 is: 5,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.28 : 12,495.81 = 3,401.59 : x
  2. Step 2: Convert to fraction form
    8,333.28/12,495.81 = 3,401.59/x
  3. Step 3: Cross multiply
    8,333.28x = 12,495.81 × 3,401.59
  4. Step 4: Simplify right side
    8,333.28x = 42,505,622.34
  5. Step 5: Solve for x
    x = 42,505,622.34/8,333.28
  6. Step 6: Final answer
    x = 5,100.71

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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.