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Finding the Fourth Proportional to 324,007.60, 486,011.40 and 224,280.40

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Solution

The fourth proportional to 324,007.60, 486,011.40 and 224,280.40 is: 336,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,007.60 : 486,011.40 = 224,280.40 : x
  2. Step 2: Convert to fraction form
    324,007.60/486,011.40 = 224,280.40/x
  3. Step 3: Cross multiply
    324,007.60x = 486,011.40 × 224,280.40
  4. Step 4: Simplify right side
    324,007.60x = 109,002,831,196.56
  5. Step 5: Solve for x
    x = 109,002,831,196.56/324,007.60
  6. Step 6: Final answer
    x = 336,420.60

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