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Finding the Fourth Proportional to 283,859.52, 391,708.22 and 162,915.68

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Solution

The fourth proportional to 283,859.52, 391,708.22 and 162,915.68 is: 224,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,859.52 : 391,708.22 = 162,915.68 : x
  2. Step 2: Convert to fraction form
    283,859.52/391,708.22 = 162,915.68/x
  3. Step 3: Cross multiply
    283,859.52x = 391,708.22 × 162,915.68
  4. Step 4: Simplify right side
    283,859.52x = 63,815,411,022.89
  5. Step 5: Solve for x
    x = 63,815,411,022.89/283,859.52
  6. Step 6: Final answer
    x = 224,813.35

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