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Finding the Fourth Proportional to 466,560.30, 699,840.45 and 129,600.30

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Solution

The fourth proportional to 466,560.30, 699,840.45 and 129,600.30 is: 194,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,560.30 : 699,840.45 = 129,600.30 : x
  2. Step 2: Convert to fraction form
    466,560.30/699,840.45 = 129,600.30/x
  3. Step 3: Cross multiply
    466,560.30x = 699,840.45 × 129,600.30
  4. Step 4: Simplify right side
    466,560.30x = 90,699,532,272.14
  5. Step 5: Solve for x
    x = 90,699,532,272.14/466,560.30
  6. Step 6: Final answer
    x = 194,400.45

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