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Finding the Fourth Proportional to 304,046.28, 419,583.60 and 183,192.66

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Solution

The fourth proportional to 304,046.28, 419,583.60 and 183,192.66 is: 252,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,046.28 : 419,583.60 = 183,192.66 : x
  2. Step 2: Convert to fraction form
    304,046.28/419,583.60 = 183,192.66/x
  3. Step 3: Cross multiply
    304,046.28x = 419,583.60 × 183,192.66
  4. Step 4: Simplify right side
    304,046.28x = 76,864,635,776.38
  5. Step 5: Solve for x
    x = 76,864,635,776.38/304,046.28
  6. Step 6: Final answer
    x = 252,805.71

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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.