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Finding the Fourth Proportional to 373,969.44, 516,079.70 and 204,203.56

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Solution

The fourth proportional to 373,969.44, 516,079.70 and 204,203.56 is: 281,801.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,969.44 : 516,079.70 = 204,203.56 : x
  2. Step 2: Convert to fraction form
    373,969.44/516,079.70 = 204,203.56/x
  3. Step 3: Cross multiply
    373,969.44x = 516,079.70 × 204,203.56
  4. Step 4: Simplify right side
    373,969.44x = 105,385,311,983.73
  5. Step 5: Solve for x
    x = 105,385,311,983.73/373,969.44
  6. Step 6: Final answer
    x = 281,801.94

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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.