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Finding the Fourth Proportional to 423,611.75, 584,584.22 and 232,628.33

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Solution

The fourth proportional to 423,611.75, 584,584.22 and 232,628.33 is: 321,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,611.75 : 584,584.22 = 232,628.33 : x
  2. Step 2: Convert to fraction form
    423,611.75/584,584.22 = 232,628.33/x
  3. Step 3: Cross multiply
    423,611.75x = 584,584.22 × 232,628.33
  4. Step 4: Simplify right side
    423,611.75x = 135,990,850,842.95
  5. Step 5: Solve for x
    x = 135,990,850,842.95/423,611.75
  6. Step 6: Final answer
    x = 321,027.10

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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.