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Finding the Fourth Proportional to 629,541.39, 944,495.97 and 203,067.78

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Solution

The fourth proportional to 629,541.39, 944,495.97 and 203,067.78 is: 304,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,541.39 : 944,495.97 = 203,067.78 : x
  2. Step 2: Convert to fraction form
    629,541.39/944,495.97 = 203,067.78/x
  3. Step 3: Cross multiply
    629,541.39x = 944,495.97 × 203,067.78
  4. Step 4: Simplify right side
    629,541.39x = 191,796,699,846.85
  5. Step 5: Solve for x
    x = 191,796,699,846.85/629,541.39
  6. Step 6: Final answer
    x = 304,660.98

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1.5x scale

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.