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Finding the Fourth Proportional to 284,077.26, 392,015.16 and 156,751.20

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Solution

The fourth proportional to 284,077.26, 392,015.16 and 156,751.20 is: 216,310.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,077.26 : 392,015.16 = 156,751.20 : x
  2. Step 2: Convert to fraction form
    284,077.26/392,015.16 = 156,751.20/x
  3. Step 3: Cross multiply
    284,077.26x = 392,015.16 × 156,751.20
  4. Step 4: Simplify right side
    284,077.26x = 61,448,846,748.19
  5. Step 5: Solve for x
    x = 61,448,846,748.19/284,077.26
  6. Step 6: Final answer
    x = 216,310.33

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