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Finding the Fourth Proportional to 355,696.40, 533,933.40 and 222,726.80

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Solution

The fourth proportional to 355,696.40, 533,933.40 and 222,726.80 is: 334,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,696.40 : 533,933.40 = 222,726.80 : x
  2. Step 2: Convert to fraction form
    355,696.40/533,933.40 = 222,726.80/x
  3. Step 3: Cross multiply
    355,696.40x = 533,933.40 × 222,726.80
  4. Step 4: Simplify right side
    355,696.40x = 118,921,277,595.12
  5. Step 5: Solve for x
    x = 118,921,277,595.12/355,696.40
  6. Step 6: Final answer
    x = 334,333.66

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