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Finding the Fourth Proportional to 337,818.28, 505,717.18 and 204,294.44

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Solution

The fourth proportional to 337,818.28, 505,717.18 and 204,294.44 is: 305,830.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,818.28 : 505,717.18 = 204,294.44 : x
  2. Step 2: Convert to fraction form
    337,818.28/505,717.18 = 204,294.44/x
  3. Step 3: Cross multiply
    337,818.28x = 505,717.18 × 204,294.44
  4. Step 4: Simplify right side
    337,818.28x = 103,315,208,086.48
  5. Step 5: Solve for x
    x = 103,315,208,086.48/337,818.28
  6. Step 6: Final answer
    x = 305,830.72

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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.