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Finding the Fourth Proportional to 577,188.40, 796,287.10 and 383,689.68

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Solution

The fourth proportional to 577,188.40, 796,287.10 and 383,689.68 is: 529,336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,188.40 : 796,287.10 = 383,689.68 : x
  2. Step 2: Convert to fraction form
    577,188.40/796,287.10 = 383,689.68/x
  3. Step 3: Cross multiply
    577,188.40x = 796,287.10 × 383,689.68
  4. Step 4: Simplify right side
    577,188.40x = 305,527,142,587.13
  5. Step 5: Solve for x
    x = 305,527,142,587.13/577,188.40
  6. Step 6: Final answer
    x = 529,336.94

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