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Finding the Fourth Proportional to 8,262.32, 12,395.91 and 3,329.42

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Solution

The fourth proportional to 8,262.32, 12,395.91 and 3,329.42 is: 4,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.32 : 12,395.91 = 3,329.42 : x
  2. Step 2: Convert to fraction form
    8,262.32/12,395.91 = 3,329.42/x
  3. Step 3: Cross multiply
    8,262.32x = 12,395.91 × 3,329.42
  4. Step 4: Simplify right side
    8,262.32x = 41,271,190.67
  5. Step 5: Solve for x
    x = 41,271,190.67/8,262.32
  6. Step 6: Final answer
    x = 4,995.11

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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.