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Finding the Fourth Proportional to 295,693.20, 443,296.80 and 127,342.80

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Solution

The fourth proportional to 295,693.20, 443,296.80 and 127,342.80 is: 190,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,693.20 : 443,296.80 = 127,342.80 : x
  2. Step 2: Convert to fraction form
    295,693.20/443,296.80 = 127,342.80/x
  3. Step 3: Cross multiply
    295,693.20x = 443,296.80 × 127,342.80
  4. Step 4: Simplify right side
    295,693.20x = 56,450,655,743.04
  5. Step 5: Solve for x
    x = 56,450,655,743.04/295,693.20
  6. Step 6: Final answer
    x = 190,909.55

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