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Finding the Fourth Proportional to 573.26, 859.88 and 183.31

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Solution

The fourth proportional to 573.26, 859.88 and 183.31 is: 274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.26 : 859.88 = 183.31 : x
  2. Step 2: Convert to fraction form
    573.26/859.88 = 183.31/x
  3. Step 3: Cross multiply
    573.26x = 859.88 × 183.31
  4. Step 4: Simplify right side
    573.26x = 157,622.91
  5. Step 5: Solve for x
    x = 157,622.91/573.26
  6. Step 6: Final answer
    x = 274.96

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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.