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Finding the Fourth Proportional to 575.91, 793.82 and 400.95

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Solution

The fourth proportional to 575.91, 793.82 and 400.95 is: 552.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.91 : 793.82 = 400.95 : x
  2. Step 2: Convert to fraction form
    575.91/793.82 = 400.95/x
  3. Step 3: Cross multiply
    575.91x = 793.82 × 400.95
  4. Step 4: Simplify right side
    575.91x = 318,280.12
  5. Step 5: Solve for x
    x = 318,280.12/575.91
  6. Step 6: Final answer
    x = 552.66

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