Home / 752,249.14-1,128,654.60-303,097.43

Finding the Fourth Proportional to 752,249.14, 1,128,654.60 and 303,097.43

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Solution

The fourth proportional to 752,249.14, 1,128,654.60 and 303,097.43 is: 454,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,249.14 : 1,128,654.60 = 303,097.43 : x
  2. Step 2: Convert to fraction form
    752,249.14/1,128,654.60 = 303,097.43/x
  3. Step 3: Cross multiply
    752,249.14x = 1,128,654.60 × 303,097.43
  4. Step 4: Simplify right side
    752,249.14x = 342,092,308,617.68
  5. Step 5: Solve for x
    x = 342,092,308,617.68/752,249.14
  6. Step 6: Final answer
    x = 454,759.32

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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.