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Finding the Fourth Proportional to 410,106.20, 615,620.10 and 317,024.60

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Solution

The fourth proportional to 410,106.20, 615,620.10 and 317,024.60 is: 475,893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,106.20 : 615,620.10 = 317,024.60 : x
  2. Step 2: Convert to fraction form
    410,106.20/615,620.10 = 317,024.60/x
  3. Step 3: Cross multiply
    410,106.20x = 615,620.10 × 317,024.60
  4. Step 4: Simplify right side
    410,106.20x = 195,166,715,954.46
  5. Step 5: Solve for x
    x = 195,166,715,954.46/410,106.20
  6. Step 6: Final answer
    x = 475,893.11

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