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Finding the Fourth Proportional to 404,896.62, 558,825.72 and 235,229.16

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Solution

The fourth proportional to 404,896.62, 558,825.72 and 235,229.16 is: 324,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,896.62 : 558,825.72 = 235,229.16 : x
  2. Step 2: Convert to fraction form
    404,896.62/558,825.72 = 235,229.16/x
  3. Step 3: Cross multiply
    404,896.62x = 558,825.72 × 235,229.16
  4. Step 4: Simplify right side
    404,896.62x = 131,452,104,702.00
  5. Step 5: Solve for x
    x = 131,452,104,702.00/404,896.62
  6. Step 6: Final answer
    x = 324,655.97

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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.