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Finding the Fourth Proportional to 372,361.44, 558,628.56 and 123,028.32

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Solution

The fourth proportional to 372,361.44, 558,628.56 and 123,028.32 is: 184,571.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,361.44 : 558,628.56 = 123,028.32 : x
  2. Step 2: Convert to fraction form
    372,361.44/558,628.56 = 123,028.32/x
  3. Step 3: Cross multiply
    372,361.44x = 558,628.56 × 123,028.32
  4. Step 4: Simplify right side
    372,361.44x = 68,727,133,240.82
  5. Step 5: Solve for x
    x = 68,727,133,240.82/372,361.44
  6. Step 6: Final answer
    x = 184,571.03

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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.