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Finding the Fourth Proportional to 372,927.20, 559,331.40 and 123,609.20

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Solution

The fourth proportional to 372,927.20, 559,331.40 and 123,609.20 is: 185,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,927.20 : 559,331.40 = 123,609.20 : x
  2. Step 2: Convert to fraction form
    372,927.20/559,331.40 = 123,609.20/x
  3. Step 3: Cross multiply
    372,927.20x = 559,331.40 × 123,609.20
  4. Step 4: Simplify right side
    372,927.20x = 69,138,506,888.88
  5. Step 5: Solve for x
    x = 69,138,506,888.88/372,927.20
  6. Step 6: Final answer
    x = 185,394.11

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