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Finding the Fourth Proportional to 373,959.76, 516,064.44 and 204,194.04

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Solution

The fourth proportional to 373,959.76, 516,064.44 and 204,194.04 is: 281,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,959.76 : 516,064.44 = 204,194.04 : x
  2. Step 2: Convert to fraction form
    373,959.76/516,064.44 = 204,194.04/x
  3. Step 3: Cross multiply
    373,959.76x = 516,064.44 × 204,194.04
  4. Step 4: Simplify right side
    373,959.76x = 105,377,282,903.94
  5. Step 5: Solve for x
    x = 105,377,282,903.94/373,959.76
  6. Step 6: Final answer
    x = 281,787.76

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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.