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Finding the Fourth Proportional to 293,043.60, 439,522.20 and 82,702.80

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Solution

The fourth proportional to 293,043.60, 439,522.20 and 82,702.80 is: 124,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,043.60 : 439,522.20 = 82,702.80 : x
  2. Step 2: Convert to fraction form
    293,043.60/439,522.20 = 82,702.80/x
  3. Step 3: Cross multiply
    293,043.60x = 439,522.20 × 82,702.80
  4. Step 4: Simplify right side
    293,043.60x = 36,349,716,602.16
  5. Step 5: Solve for x
    x = 36,349,716,602.16/293,043.60
  6. Step 6: Final answer
    x = 124,042.01

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