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Finding the Fourth Proportional to 373,327.20, 559,990.80 and 124,009.20

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Solution

The fourth proportional to 373,327.20, 559,990.80 and 124,009.20 is: 186,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,327.20 : 559,990.80 = 124,009.20 : x
  2. Step 2: Convert to fraction form
    373,327.20/559,990.80 = 124,009.20/x
  3. Step 3: Cross multiply
    373,327.20x = 559,990.80 × 124,009.20
  4. Step 4: Simplify right side
    373,327.20x = 69,444,011,115.36
  5. Step 5: Solve for x
    x = 69,444,011,115.36/373,327.20
  6. Step 6: Final answer
    x = 186,013.80

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