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Finding the Fourth Proportional to 415,859.15, 573,889.07 and 229,596.61

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Solution

The fourth proportional to 415,859.15, 573,889.07 and 229,596.61 is: 316,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,859.15 : 573,889.07 = 229,596.61 : x
  2. Step 2: Convert to fraction form
    415,859.15/573,889.07 = 229,596.61/x
  3. Step 3: Cross multiply
    415,859.15x = 573,889.07 × 229,596.61
  4. Step 4: Simplify right side
    415,859.15x = 131,762,984,988.05
  5. Step 5: Solve for x
    x = 131,762,984,988.05/415,859.15
  6. Step 6: Final answer
    x = 316,845.22

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