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Finding the Fourth Proportional to 368,570.56, 553,129.12 and 274,019.52

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Solution

The fourth proportional to 368,570.56, 553,129.12 and 274,019.52 is: 411,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,570.56 : 553,129.12 = 274,019.52 : x
  2. Step 2: Convert to fraction form
    368,570.56/553,129.12 = 274,019.52/x
  3. Step 3: Cross multiply
    368,570.56x = 553,129.12 × 274,019.52
  4. Step 4: Simplify right side
    368,570.56x = 151,568,175,960.42
  5. Step 5: Solve for x
    x = 151,568,175,960.42/368,570.56
  6. Step 6: Final answer
    x = 411,232.45

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