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Finding the Fourth Proportional to 8,304.32, 12,452.39 and 3,622.31

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Solution

The fourth proportional to 8,304.32, 12,452.39 and 3,622.31 is: 5,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.32 : 12,452.39 = 3,622.31 : x
  2. Step 2: Convert to fraction form
    8,304.32/12,452.39 = 3,622.31/x
  3. Step 3: Cross multiply
    8,304.32x = 12,452.39 × 3,622.31
  4. Step 4: Simplify right side
    8,304.32x = 45,106,336.45
  5. Step 5: Solve for x
    x = 45,106,336.45/8,304.32
  6. Step 6: Final answer
    x = 5,431.67

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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.