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Finding the Fourth Proportional to 573.37, 859.11 and 226.30

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Solution

The fourth proportional to 573.37, 859.11 and 226.30 is: 339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.37 : 859.11 = 226.30 : x
  2. Step 2: Convert to fraction form
    573.37/859.11 = 226.30/x
  3. Step 3: Cross multiply
    573.37x = 859.11 × 226.30
  4. Step 4: Simplify right side
    573.37x = 194,416.59
  5. Step 5: Solve for x
    x = 194,416.59/573.37
  6. Step 6: Final answer
    x = 339.08

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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.