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Finding the Fourth Proportional to 482,968.32, 667,134.72 and 402,658.56

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Solution

The fourth proportional to 482,968.32, 667,134.72 and 402,658.56 is: 556,201.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,968.32 : 667,134.72 = 402,658.56 : x
  2. Step 2: Convert to fraction form
    482,968.32/667,134.72 = 402,658.56/x
  3. Step 3: Cross multiply
    482,968.32x = 667,134.72 × 402,658.56
  4. Step 4: Simplify right side
    482,968.32x = 268,627,505,681.20
  5. Step 5: Solve for x
    x = 268,627,505,681.20/482,968.32
  6. Step 6: Final answer
    x = 556,201.09

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