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Finding the Fourth Proportional to 296,078.20, 443,825.70 and 146,341.60

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Solution

The fourth proportional to 296,078.20, 443,825.70 and 146,341.60 is: 219,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,078.20 : 443,825.70 = 146,341.60 : x
  2. Step 2: Convert to fraction form
    296,078.20/443,825.70 = 146,341.60/x
  3. Step 3: Cross multiply
    296,078.20x = 443,825.70 × 146,341.60
  4. Step 4: Simplify right side
    296,078.20x = 64,950,163,059.12
  5. Step 5: Solve for x
    x = 64,950,163,059.12/296,078.20
  6. Step 6: Final answer
    x = 219,368.27

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