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Finding the Fourth Proportional to 496,803.91, 742,916.81 and 368,961.61

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Solution

The fourth proportional to 496,803.91, 742,916.81 and 368,961.61 is: 551,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,803.91 : 742,916.81 = 368,961.61 : x
  2. Step 2: Convert to fraction form
    496,803.91/742,916.81 = 368,961.61/x
  3. Step 3: Cross multiply
    496,803.91x = 742,916.81 × 368,961.61
  4. Step 4: Simplify right side
    496,803.91x = 274,107,780,468.86
  5. Step 5: Solve for x
    x = 274,107,780,468.86/496,803.91
  6. Step 6: Final answer
    x = 551,742.40

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