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Finding the Fourth Proportional to 8,293.00, 12,439.42 and 3,361.47

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Solution

The fourth proportional to 8,293.00, 12,439.42 and 3,361.47 is: 5,042.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.00 : 12,439.42 = 3,361.47 : x
  2. Step 2: Convert to fraction form
    8,293.00/12,439.42 = 3,361.47/x
  3. Step 3: Cross multiply
    8,293.00x = 12,439.42 × 3,361.47
  4. Step 4: Simplify right side
    8,293.00x = 41,814,701.00
  5. Step 5: Solve for x
    x = 41,814,701.00/8,293.00
  6. Step 6: Final answer
    x = 5,042.17

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Why These Related Problems?

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