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Finding the Fourth Proportional to 491,424.40, 737,136.60 and 159,000.40

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Solution

The fourth proportional to 491,424.40, 737,136.60 and 159,000.40 is: 238,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,424.40 : 737,136.60 = 159,000.40 : x
  2. Step 2: Convert to fraction form
    491,424.40/737,136.60 = 159,000.40/x
  3. Step 3: Cross multiply
    491,424.40x = 737,136.60 × 159,000.40
  4. Step 4: Simplify right side
    491,424.40x = 117,205,014,254.64
  5. Step 5: Solve for x
    x = 117,205,014,254.64/491,424.40
  6. Step 6: Final answer
    x = 238,500.60

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