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Finding the Fourth Proportional to 358,257.40, 537,731.70 and 180,964.60

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Solution

The fourth proportional to 358,257.40, 537,731.70 and 180,964.60 is: 271,621.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,257.40 : 537,731.70 = 180,964.60 : x
  2. Step 2: Convert to fraction form
    358,257.40/537,731.70 = 180,964.60/x
  3. Step 3: Cross multiply
    358,257.40x = 537,731.70 × 180,964.60
  4. Step 4: Simplify right side
    358,257.40x = 97,310,401,997.82
  5. Step 5: Solve for x
    x = 97,310,401,997.82/358,257.40
  6. Step 6: Final answer
    x = 271,621.47

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