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Finding the Fourth Proportional to 361,568.91, 541,818.82 and 341,349.29

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Solution

The fourth proportional to 361,568.91, 541,818.82 and 341,349.29 is: 511,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,568.91 : 541,818.82 = 341,349.29 : x
  2. Step 2: Convert to fraction form
    361,568.91/541,818.82 = 341,349.29/x
  3. Step 3: Cross multiply
    361,568.91x = 541,818.82 × 341,349.29
  4. Step 4: Simplify right side
    361,568.91x = 184,949,469,265.05
  5. Step 5: Solve for x
    x = 184,949,469,265.05/361,568.91
  6. Step 6: Final answer
    x = 511,519.28

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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.