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Finding the Fourth Proportional to 304,146.33, 419,553.59 and 176,807.85

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Solution

The fourth proportional to 304,146.33, 419,553.59 and 176,807.85 is: 243,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,146.33 : 419,553.59 = 176,807.85 : x
  2. Step 2: Convert to fraction form
    304,146.33/419,553.59 = 176,807.85/x
  3. Step 3: Cross multiply
    304,146.33x = 419,553.59 × 176,807.85
  4. Step 4: Simplify right side
    304,146.33x = 74,180,367,323.64
  5. Step 5: Solve for x
    x = 74,180,367,323.64/304,146.33
  6. Step 6: Final answer
    x = 243,896.97

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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.