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Finding the Fourth Proportional to 355,232.20, 532,913.10 and 144,891.40

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Solution

The fourth proportional to 355,232.20, 532,913.10 and 144,891.40 is: 217,363.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,232.20 : 532,913.10 = 144,891.40 : x
  2. Step 2: Convert to fraction form
    355,232.20/532,913.10 = 144,891.40/x
  3. Step 3: Cross multiply
    355,232.20x = 532,913.10 × 144,891.40
  4. Step 4: Simplify right side
    355,232.20x = 77,214,525,137.34
  5. Step 5: Solve for x
    x = 77,214,525,137.34/355,232.20
  6. Step 6: Final answer
    x = 217,363.53

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