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Finding the Fourth Proportional to 292.98, 404.37 and 193.22

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Solution

The fourth proportional to 292.98, 404.37 and 193.22 is: 266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.98 : 404.37 = 193.22 : x
  2. Step 2: Convert to fraction form
    292.98/404.37 = 193.22/x
  3. Step 3: Cross multiply
    292.98x = 404.37 × 193.22
  4. Step 4: Simplify right side
    292.98x = 78,132.37
  5. Step 5: Solve for x
    x = 78,132.37/292.98
  6. Step 6: Final answer
    x = 266.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.