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Finding the Fourth Proportional to 242,575.40, 363,863.10 and 216,914.60

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Solution

The fourth proportional to 242,575.40, 363,863.10 and 216,914.60 is: 325,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,575.40 : 363,863.10 = 216,914.60 : x
  2. Step 2: Convert to fraction form
    242,575.40/363,863.10 = 216,914.60/x
  3. Step 3: Cross multiply
    242,575.40x = 363,863.10 × 216,914.60
  4. Step 4: Simplify right side
    242,575.40x = 78,927,218,791.26
  5. Step 5: Solve for x
    x = 78,927,218,791.26/242,575.40
  6. Step 6: Final answer
    x = 325,371.90

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