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Finding the Fourth Proportional to 354,636.80, 531,511.68 and 177,193.76

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Solution

The fourth proportional to 354,636.80, 531,511.68 and 177,193.76 is: 265,569.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,636.80 : 531,511.68 = 177,193.76 : x
  2. Step 2: Convert to fraction form
    354,636.80/531,511.68 = 177,193.76/x
  3. Step 3: Cross multiply
    354,636.80x = 531,511.68 × 177,193.76
  4. Step 4: Simplify right side
    354,636.80x = 94,180,553,063.12
  5. Step 5: Solve for x
    x = 94,180,553,063.12/354,636.80
  6. Step 6: Final answer
    x = 265,569.04

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