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Finding the Fourth Proportional to 204,361.80, 281,664.84 and 192,552

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Solution

The fourth proportional to 204,361.80, 281,664.84 and 192,552 is: 265,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,361.80 : 281,664.84 = 192,552 : x
  2. Step 2: Convert to fraction form
    204,361.80/281,664.84 = 192,552/x
  3. Step 3: Cross multiply
    204,361.80x = 281,664.84 × 192,552
  4. Step 4: Simplify right side
    204,361.80x = 54,235,128,271.68
  5. Step 5: Solve for x
    x = 54,235,128,271.68/204,361.80
  6. Step 6: Final answer
    x = 265,387.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.