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Finding the Fourth Proportional to 426,218.60, 588,257.92 and 254,147.64

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Solution

The fourth proportional to 426,218.60, 588,257.92 and 254,147.64 is: 350,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,218.60 : 588,257.92 = 254,147.64 : x
  2. Step 2: Convert to fraction form
    426,218.60/588,257.92 = 254,147.64/x
  3. Step 3: Cross multiply
    426,218.60x = 588,257.92 × 254,147.64
  4. Step 4: Simplify right side
    426,218.60x = 149,504,362,079.31
  5. Step 5: Solve for x
    x = 149,504,362,079.31/426,218.60
  6. Step 6: Final answer
    x = 350,769.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.