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Finding the Fourth Proportional to 518,003.86, 776,801.58 and 251,685.58

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Solution

The fourth proportional to 518,003.86, 776,801.58 and 251,685.58 is: 377,429.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,003.86 : 776,801.58 = 251,685.58 : x
  2. Step 2: Convert to fraction form
    518,003.86/776,801.58 = 251,685.58/x
  3. Step 3: Cross multiply
    518,003.86x = 776,801.58 × 251,685.58
  4. Step 4: Simplify right side
    518,003.86x = 195,509,756,207.22
  5. Step 5: Solve for x
    x = 195,509,756,207.22/518,003.86
  6. Step 6: Final answer
    x = 377,429.15

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