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Finding the Fourth Proportional to 533,879.68, 801,042.72 and 234,205.60

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Solution

The fourth proportional to 533,879.68, 801,042.72 and 234,205.60 is: 351,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,879.68 : 801,042.72 = 234,205.60 : x
  2. Step 2: Convert to fraction form
    533,879.68/801,042.72 = 234,205.60/x
  3. Step 3: Cross multiply
    533,879.68x = 801,042.72 × 234,205.60
  4. Step 4: Simplify right side
    533,879.68x = 187,608,690,863.23
  5. Step 5: Solve for x
    x = 187,608,690,863.23/533,879.68
  6. Step 6: Final answer
    x = 351,406.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.