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Finding the Fourth Proportional to 273.87, 410.35 and 192.57

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Solution

The fourth proportional to 273.87, 410.35 and 192.57 is: 288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.87 : 410.35 = 192.57 : x
  2. Step 2: Convert to fraction form
    273.87/410.35 = 192.57/x
  3. Step 3: Cross multiply
    273.87x = 410.35 × 192.57
  4. Step 4: Simplify right side
    273.87x = 79,021.10
  5. Step 5: Solve for x
    x = 79,021.10/273.87
  6. Step 6: Final answer
    x = 288.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.