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Finding the Fourth Proportional to 294,473.43, 441,841.37 and 154,199.25

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Solution

The fourth proportional to 294,473.43, 441,841.37 and 154,199.25 is: 231,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,473.43 : 441,841.37 = 154,199.25 : x
  2. Step 2: Convert to fraction form
    294,473.43/441,841.37 = 154,199.25/x
  3. Step 3: Cross multiply
    294,473.43x = 441,841.37 × 154,199.25
  4. Step 4: Simplify right side
    294,473.43x = 68,131,607,101.98
  5. Step 5: Solve for x
    x = 68,131,607,101.98/294,473.43
  6. Step 6: Final answer
    x = 231,367.59

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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.