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Finding the Fourth Proportional to 589.11, 884.90 and 568.64

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Solution

The fourth proportional to 589.11, 884.90 and 568.64 is: 854.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.11 : 884.90 = 568.64 : x
  2. Step 2: Convert to fraction form
    589.11/884.90 = 568.64/x
  3. Step 3: Cross multiply
    589.11x = 884.90 × 568.64
  4. Step 4: Simplify right side
    589.11x = 503,186.69
  5. Step 5: Solve for x
    x = 503,186.69/589.11
  6. Step 6: Final answer
    x = 854.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.