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Finding the Fourth Proportional to 573.98, 860.91 and 227.36

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Solution

The fourth proportional to 573.98, 860.91 and 227.36 is: 341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.98 : 860.91 = 227.36 : x
  2. Step 2: Convert to fraction form
    573.98/860.91 = 227.36/x
  3. Step 3: Cross multiply
    573.98x = 860.91 × 227.36
  4. Step 4: Simplify right side
    573.98x = 195,732.19
  5. Step 5: Solve for x
    x = 195,732.19/573.98
  6. Step 6: Final answer
    x = 341.01

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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.