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Finding the Fourth Proportional to 343,900.80, 515,851.20 and 94,582.80

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Solution

The fourth proportional to 343,900.80, 515,851.20 and 94,582.80 is: 141,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,900.80 : 515,851.20 = 94,582.80 : x
  2. Step 2: Convert to fraction form
    343,900.80/515,851.20 = 94,582.80/x
  3. Step 3: Cross multiply
    343,900.80x = 515,851.20 × 94,582.80
  4. Step 4: Simplify right side
    343,900.80x = 48,790,650,879.36
  5. Step 5: Solve for x
    x = 48,790,650,879.36/343,900.80
  6. Step 6: Final answer
    x = 141,874.20

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