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Finding the Fourth Proportional to 446,353.20, 669,529.80 and 165,812.40

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Solution

The fourth proportional to 446,353.20, 669,529.80 and 165,812.40 is: 248,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,353.20 : 669,529.80 = 165,812.40 : x
  2. Step 2: Convert to fraction form
    446,353.20/669,529.80 = 165,812.40/x
  3. Step 3: Cross multiply
    446,353.20x = 669,529.80 × 165,812.40
  4. Step 4: Simplify right side
    446,353.20x = 111,016,343,009.52
  5. Step 5: Solve for x
    x = 111,016,343,009.52/446,353.20
  6. Step 6: Final answer
    x = 248,718.60

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