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Finding the Fourth Proportional to 569.21, 854.12 and 559.04

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Solution

The fourth proportional to 569.21, 854.12 and 559.04 is: 838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.21 : 854.12 = 559.04 : x
  2. Step 2: Convert to fraction form
    569.21/854.12 = 559.04/x
  3. Step 3: Cross multiply
    569.21x = 854.12 × 559.04
  4. Step 4: Simplify right side
    569.21x = 477,480.18
  5. Step 5: Solve for x
    x = 477,480.18/569.21
  6. Step 6: Final answer
    x = 838.85

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