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Finding the Fourth Proportional to 6,915.78, 10,375.19 and 2,533.28

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Solution

The fourth proportional to 6,915.78, 10,375.19 and 2,533.28 is: 3,800.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.78 : 10,375.19 = 2,533.28 : x
  2. Step 2: Convert to fraction form
    6,915.78/10,375.19 = 2,533.28/x
  3. Step 3: Cross multiply
    6,915.78x = 10,375.19 × 2,533.28
  4. Step 4: Simplify right side
    6,915.78x = 26,283,206.28
  5. Step 5: Solve for x
    x = 26,283,206.28/6,915.78
  6. Step 6: Final answer
    x = 3,800.47

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