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Finding the Fourth Proportional to 567,377.25, 782,728.07 and 325,601.97

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Solution

The fourth proportional to 567,377.25, 782,728.07 and 325,601.97 is: 449,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,377.25 : 782,728.07 = 325,601.97 : x
  2. Step 2: Convert to fraction form
    567,377.25/782,728.07 = 325,601.97/x
  3. Step 3: Cross multiply
    567,377.25x = 782,728.07 × 325,601.97
  4. Step 4: Simplify right side
    567,377.25x = 254,857,801,566.30
  5. Step 5: Solve for x
    x = 254,857,801,566.30/567,377.25
  6. Step 6: Final answer
    x = 449,185.80

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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.