Home / 393,917.06-591,024.48-154,202.27

Finding the Fourth Proportional to 393,917.06, 591,024.48 and 154,202.27

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Solution

The fourth proportional to 393,917.06, 591,024.48 and 154,202.27 is: 231,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,917.06 : 591,024.48 = 154,202.27 : x
  2. Step 2: Convert to fraction form
    393,917.06/591,024.48 = 154,202.27/x
  3. Step 3: Cross multiply
    393,917.06x = 591,024.48 × 154,202.27
  4. Step 4: Simplify right side
    393,917.06x = 91,137,313,486.45
  5. Step 5: Solve for x
    x = 91,137,313,486.45/393,917.06
  6. Step 6: Final answer
    x = 231,361.68

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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.