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Finding the Fourth Proportional to 304,864.60, 457,815.30 and 226,067.80

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Solution

The fourth proportional to 304,864.60, 457,815.30 and 226,067.80 is: 339,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,864.60 : 457,815.30 = 226,067.80 : x
  2. Step 2: Convert to fraction form
    304,864.60/457,815.30 = 226,067.80/x
  3. Step 3: Cross multiply
    304,864.60x = 457,815.30 × 226,067.80
  4. Step 4: Simplify right side
    304,864.60x = 103,497,297,677.34
  5. Step 5: Solve for x
    x = 103,497,297,677.34/304,864.60
  6. Step 6: Final answer
    x = 339,486.11

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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.