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Finding the Fourth Proportional to 268,890.30, 403,335.45 and 248,615.10

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Solution

The fourth proportional to 268,890.30, 403,335.45 and 248,615.10 is: 372,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,890.30 : 403,335.45 = 248,615.10 : x
  2. Step 2: Convert to fraction form
    268,890.30/403,335.45 = 248,615.10/x
  3. Step 3: Cross multiply
    268,890.30x = 403,335.45 × 248,615.10
  4. Step 4: Simplify right side
    268,890.30x = 100,275,283,235.30
  5. Step 5: Solve for x
    x = 100,275,283,235.30/268,890.30
  6. Step 6: Final answer
    x = 372,922.65

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