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Finding the Fourth Proportional to 332,517.60, 458,760.48 and 189,241.80

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Solution

The fourth proportional to 332,517.60, 458,760.48 and 189,241.80 is: 261,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,517.60 : 458,760.48 = 189,241.80 : x
  2. Step 2: Convert to fraction form
    332,517.60/458,760.48 = 189,241.80/x
  3. Step 3: Cross multiply
    332,517.60x = 458,760.48 × 189,241.80
  4. Step 4: Simplify right side
    332,517.60x = 86,816,659,004.06
  5. Step 5: Solve for x
    x = 86,816,659,004.06/332,517.60
  6. Step 6: Final answer
    x = 261,088.91

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1.5x scale

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.