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Finding the Fourth Proportional to 573.29, 859.24 and 264.50

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Solution

The fourth proportional to 573.29, 859.24 and 264.50 is: 396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.29 : 859.24 = 264.50 : x
  2. Step 2: Convert to fraction form
    573.29/859.24 = 264.50/x
  3. Step 3: Cross multiply
    573.29x = 859.24 × 264.50
  4. Step 4: Simplify right side
    573.29x = 227,268.98
  5. Step 5: Solve for x
    x = 227,268.98/573.29
  6. Step 6: Final answer
    x = 396.43

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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.