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Finding the Fourth Proportional to 573.92, 860.75 and 162.94

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Solution

The fourth proportional to 573.92, 860.75 and 162.94 is: 244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.92 : 860.75 = 162.94 : x
  2. Step 2: Convert to fraction form
    573.92/860.75 = 162.94/x
  3. Step 3: Cross multiply
    573.92x = 860.75 × 162.94
  4. Step 4: Simplify right side
    573.92x = 140,250.61
  5. Step 5: Solve for x
    x = 140,250.61/573.92
  6. Step 6: Final answer
    x = 244.37

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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.