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Finding the Fourth Proportional to 8,241.73, 12,361.64 and 2,398.34

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Solution

The fourth proportional to 8,241.73, 12,361.64 and 2,398.34 is: 3,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.73 : 12,361.64 = 2,398.34 : x
  2. Step 2: Convert to fraction form
    8,241.73/12,361.64 = 2,398.34/x
  3. Step 3: Cross multiply
    8,241.73x = 12,361.64 × 2,398.34
  4. Step 4: Simplify right side
    8,241.73x = 29,647,434.59
  5. Step 5: Solve for x
    x = 29,647,434.59/8,241.73
  6. Step 6: Final answer
    x = 3,597.24

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1.5x scale

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.