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Finding the Fourth Proportional to 282.98, 424.47 and 237.22

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Solution

The fourth proportional to 282.98, 424.47 and 237.22 is: 355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.98 : 424.47 = 237.22 : x
  2. Step 2: Convert to fraction form
    282.98/424.47 = 237.22/x
  3. Step 3: Cross multiply
    282.98x = 424.47 × 237.22
  4. Step 4: Simplify right side
    282.98x = 100,692.77
  5. Step 5: Solve for x
    x = 100,692.77/282.98
  6. Step 6: Final answer
    x = 355.83

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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.