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Finding the Fourth Proportional to 360,427.12, 540,684.44 and 111,109.20

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Solution

The fourth proportional to 360,427.12, 540,684.44 and 111,109.20 is: 166,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,427.12 : 540,684.44 = 111,109.20 : x
  2. Step 2: Convert to fraction form
    360,427.12/540,684.44 = 111,109.20/x
  3. Step 3: Cross multiply
    360,427.12x = 540,684.44 × 111,109.20
  4. Step 4: Simplify right side
    360,427.12x = 60,075,015,580.85
  5. Step 5: Solve for x
    x = 60,075,015,580.85/360,427.12
  6. Step 6: Final answer
    x = 166,677.29

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