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Finding the Fourth Proportional to 394,368.60, 591,759.45 and 181,200.90

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Solution

The fourth proportional to 394,368.60, 591,759.45 and 181,200.90 is: 271,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,368.60 : 591,759.45 = 181,200.90 : x
  2. Step 2: Convert to fraction form
    394,368.60/591,759.45 = 181,200.90/x
  3. Step 3: Cross multiply
    394,368.60x = 591,759.45 × 181,200.90
  4. Step 4: Simplify right side
    394,368.60x = 107,227,344,923.51
  5. Step 5: Solve for x
    x = 107,227,344,923.51/394,368.60
  6. Step 6: Final answer
    x = 271,896.25

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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.