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Finding the Fourth Proportional to 302,263.20, 453,394.80 and 91,900.80

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Solution

The fourth proportional to 302,263.20, 453,394.80 and 91,900.80 is: 137,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,263.20 : 453,394.80 = 91,900.80 : x
  2. Step 2: Convert to fraction form
    302,263.20/453,394.80 = 91,900.80/x
  3. Step 3: Cross multiply
    302,263.20x = 453,394.80 × 91,900.80
  4. Step 4: Simplify right side
    302,263.20x = 41,667,344,835.84
  5. Step 5: Solve for x
    x = 41,667,344,835.84/302,263.20
  6. Step 6: Final answer
    x = 137,851.20

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