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Finding the Fourth Proportional to 557,279.70, 835,919.55 and 202,305.30

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Solution

The fourth proportional to 557,279.70, 835,919.55 and 202,305.30 is: 303,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,279.70 : 835,919.55 = 202,305.30 : x
  2. Step 2: Convert to fraction form
    557,279.70/835,919.55 = 202,305.30/x
  3. Step 3: Cross multiply
    557,279.70x = 835,919.55 × 202,305.30
  4. Step 4: Simplify right side
    557,279.70x = 169,110,955,338.62
  5. Step 5: Solve for x
    x = 169,110,955,338.62/557,279.70
  6. Step 6: Final answer
    x = 303,457.95

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