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Finding the Fourth Proportional to 380,184.63, 524,771.64 and 219,147.33

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Solution

The fourth proportional to 380,184.63, 524,771.64 and 219,147.33 is: 302,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,184.63 : 524,771.64 = 219,147.33 : x
  2. Step 2: Convert to fraction form
    380,184.63/524,771.64 = 219,147.33/x
  3. Step 3: Cross multiply
    380,184.63x = 524,771.64 × 219,147.33
  4. Step 4: Simplify right side
    380,184.63x = 115,002,303,765.72
  5. Step 5: Solve for x
    x = 115,002,303,765.72/380,184.63
  6. Step 6: Final answer
    x = 302,490.67

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