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Finding the Fourth Proportional to 404,174.67, 557,761.05 and 232,103.94

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Solution

The fourth proportional to 404,174.67, 557,761.05 and 232,103.94 is: 320,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,174.67 : 557,761.05 = 232,103.94 : x
  2. Step 2: Convert to fraction form
    404,174.67/557,761.05 = 232,103.94/x
  3. Step 3: Cross multiply
    404,174.67x = 557,761.05 × 232,103.94
  4. Step 4: Simplify right side
    404,174.67x = 129,458,537,283.54
  5. Step 5: Solve for x
    x = 129,458,537,283.54/404,174.67
  6. Step 6: Final answer
    x = 320,303.44

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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.