Home / 667,982.25-1,003,361.39-540,043.15

Finding the Fourth Proportional to 667,982.25, 1,003,361.39 and 540,043.15

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Solution

The fourth proportional to 667,982.25, 1,003,361.39 and 540,043.15 is: 811,186.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,982.25 : 1,003,361.39 = 540,043.15 : x
  2. Step 2: Convert to fraction form
    667,982.25/1,003,361.39 = 540,043.15/x
  3. Step 3: Cross multiply
    667,982.25x = 1,003,361.39 × 540,043.15
  4. Step 4: Simplify right side
    667,982.25x = 541,858,443,135.58
  5. Step 5: Solve for x
    x = 541,858,443,135.58/667,982.25
  6. Step 6: Final answer
    x = 811,186.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.