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Finding the Fourth Proportional to 354,684.80, 532,027.81 and 284,056.65

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Solution

The fourth proportional to 354,684.80, 532,027.81 and 284,056.65 is: 426,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,684.80 : 532,027.81 = 284,056.65 : x
  2. Step 2: Convert to fraction form
    354,684.80/532,027.81 = 284,056.65/x
  3. Step 3: Cross multiply
    354,684.80x = 532,027.81 × 284,056.65
  4. Step 4: Simplify right side
    354,684.80x = 151,126,037,415.44
  5. Step 5: Solve for x
    x = 151,126,037,415.44/354,684.80
  6. Step 6: Final answer
    x = 426,085.46

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