Home / 481,187.61-664,028.53-263,396.02

Finding the Fourth Proportional to 481,187.61, 664,028.53 and 263,396.02

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Solution

The fourth proportional to 481,187.61, 664,028.53 and 263,396.02 is: 363,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,187.61 : 664,028.53 = 263,396.02 : x
  2. Step 2: Convert to fraction form
    481,187.61/664,028.53 = 263,396.02/x
  3. Step 3: Cross multiply
    481,187.61x = 664,028.53 × 263,396.02
  4. Step 4: Simplify right side
    481,187.61x = 174,902,471,968.45
  5. Step 5: Solve for x
    x = 174,902,471,968.45/481,187.61
  6. Step 6: Final answer
    x = 363,480.83

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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.