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Finding the Fourth Proportional to 413,529.30, 620,293.95 and 133,074.90

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Solution

The fourth proportional to 413,529.30, 620,293.95 and 133,074.90 is: 199,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,529.30 : 620,293.95 = 133,074.90 : x
  2. Step 2: Convert to fraction form
    413,529.30/620,293.95 = 133,074.90/x
  3. Step 3: Cross multiply
    413,529.30x = 620,293.95 × 133,074.90
  4. Step 4: Simplify right side
    413,529.30x = 82,545,555,366.86
  5. Step 5: Solve for x
    x = 82,545,555,366.86/413,529.30
  6. Step 6: Final answer
    x = 199,612.35

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