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Finding the Fourth Proportional to 567.04, 850.44 and 289.12

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Solution

The fourth proportional to 567.04, 850.44 and 289.12 is: 433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.04 : 850.44 = 289.12 : x
  2. Step 2: Convert to fraction form
    567.04/850.44 = 289.12/x
  3. Step 3: Cross multiply
    567.04x = 850.44 × 289.12
  4. Step 4: Simplify right side
    567.04x = 245,879.21
  5. Step 5: Solve for x
    x = 245,879.21/567.04
  6. Step 6: Final answer
    x = 433.62

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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.