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Finding the Fourth Proportional to 248,045.20, 371,290.20 and 178,061.20

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Solution

The fourth proportional to 248,045.20, 371,290.20 and 178,061.20 is: 266,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,045.20 : 371,290.20 = 178,061.20 : x
  2. Step 2: Convert to fraction form
    248,045.20/371,290.20 = 178,061.20/x
  3. Step 3: Cross multiply
    248,045.20x = 371,290.20 × 178,061.20
  4. Step 4: Simplify right side
    248,045.20x = 66,112,378,560.24
  5. Step 5: Solve for x
    x = 66,112,378,560.24/248,045.20
  6. Step 6: Final answer
    x = 266,533.59

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