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Finding the Fourth Proportional to 603,934.30, 906,010.80 and 303,659.20

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Solution

The fourth proportional to 603,934.30, 906,010.80 and 303,659.20 is: 455,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,934.30 : 906,010.80 = 303,659.20 : x
  2. Step 2: Convert to fraction form
    603,934.30/906,010.80 = 303,659.20/x
  3. Step 3: Cross multiply
    603,934.30x = 906,010.80 × 303,659.20
  4. Step 4: Simplify right side
    603,934.30x = 275,118,514,719.36
  5. Step 5: Solve for x
    x = 275,118,514,719.36/603,934.30
  6. Step 6: Final answer
    x = 455,543.78

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