Home / 481,187.60-664,028.52-263,396.04

Finding the Fourth Proportional to 481,187.60, 664,028.52 and 263,396.04

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Solution

The fourth proportional to 481,187.60, 664,028.52 and 263,396.04 is: 363,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,187.60 : 664,028.52 = 263,396.04 : x
  2. Step 2: Convert to fraction form
    481,187.60/664,028.52 = 263,396.04/x
  3. Step 3: Cross multiply
    481,187.60x = 664,028.52 × 263,396.04
  4. Step 4: Simplify right side
    481,187.60x = 174,902,482,615.06
  5. Step 5: Solve for x
    x = 174,902,482,615.06/481,187.60
  6. Step 6: Final answer
    x = 363,480.86

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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.