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Finding the Fourth Proportional to 350,068.40, 525,361.80 and 231,700.40

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Solution

The fourth proportional to 350,068.40, 525,361.80 and 231,700.40 is: 347,722.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,068.40 : 525,361.80 = 231,700.40 : x
  2. Step 2: Convert to fraction form
    350,068.40/525,361.80 = 231,700.40/x
  3. Step 3: Cross multiply
    350,068.40x = 525,361.80 × 231,700.40
  4. Step 4: Simplify right side
    350,068.40x = 121,726,539,204.72
  5. Step 5: Solve for x
    x = 121,726,539,204.72/350,068.40
  6. Step 6: Final answer
    x = 347,722.16

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