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Finding the Fourth Proportional to 493,218.62, 680,568.72 and 299,525.60

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Solution

The fourth proportional to 493,218.62, 680,568.72 and 299,525.60 is: 413,301.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,218.62 : 680,568.72 = 299,525.60 : x
  2. Step 2: Convert to fraction form
    493,218.62/680,568.72 = 299,525.60/x
  3. Step 3: Cross multiply
    493,218.62x = 680,568.72 × 299,525.60
  4. Step 4: Simplify right side
    493,218.62x = 203,847,754,199.23
  5. Step 5: Solve for x
    x = 203,847,754,199.23/493,218.62
  6. Step 6: Final answer
    x = 413,301.01

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