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Finding the Fourth Proportional to 454,067.94, 626,613.93 and 263,191.98

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Solution

The fourth proportional to 454,067.94, 626,613.93 and 263,191.98 is: 363,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,067.94 : 626,613.93 = 263,191.98 : x
  2. Step 2: Convert to fraction form
    454,067.94/626,613.93 = 263,191.98/x
  3. Step 3: Cross multiply
    454,067.94x = 626,613.93 × 263,191.98
  4. Step 4: Simplify right side
    454,067.94x = 164,919,760,932.28
  5. Step 5: Solve for x
    x = 164,919,760,932.28/454,067.94
  6. Step 6: Final answer
    x = 363,205.03

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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.