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Finding the Fourth Proportional to 8,292.74, 12,435.44 and 3,361.04

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Solution

The fourth proportional to 8,292.74, 12,435.44 and 3,361.04 is: 5,040.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.74 : 12,435.44 = 3,361.04 : x
  2. Step 2: Convert to fraction form
    8,292.74/12,435.44 = 3,361.04/x
  3. Step 3: Cross multiply
    8,292.74x = 12,435.44 × 3,361.04
  4. Step 4: Simplify right side
    8,292.74x = 41,796,011.26
  5. Step 5: Solve for x
    x = 41,796,011.26/8,292.74
  6. Step 6: Final answer
    x = 5,040.07

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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.