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Finding the Fourth Proportional to 354,114.80, 488,678.44 and 192,969.80

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Solution

The fourth proportional to 354,114.80, 488,678.44 and 192,969.80 is: 266,298.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,114.80 : 488,678.44 = 192,969.80 : x
  2. Step 2: Convert to fraction form
    354,114.80/488,678.44 = 192,969.80/x
  3. Step 3: Cross multiply
    354,114.80x = 488,678.44 × 192,969.80
  4. Step 4: Simplify right side
    354,114.80x = 94,300,180,831.11
  5. Step 5: Solve for x
    x = 94,300,180,831.11/354,114.80
  6. Step 6: Final answer
    x = 266,298.33

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