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Finding the Fourth Proportional to 534,897.10, 738,163.83 and 293,174.38

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Solution

The fourth proportional to 534,897.10, 738,163.83 and 293,174.38 is: 404,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,897.10 : 738,163.83 = 293,174.38 : x
  2. Step 2: Convert to fraction form
    534,897.10/738,163.83 = 293,174.38/x
  3. Step 3: Cross multiply
    534,897.10x = 738,163.83 × 293,174.38
  4. Step 4: Simplify right side
    534,897.10x = 216,410,723,198.68
  5. Step 5: Solve for x
    x = 216,410,723,198.68/534,897.10
  6. Step 6: Final answer
    x = 404,583.84

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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.