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Finding the Fourth Proportional to 273.94, 411.52 and 273.94

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Solution

The fourth proportional to 273.94, 411.52 and 273.94 is: 411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.94 : 411.52 = 273.94 : x
  2. Step 2: Convert to fraction form
    273.94/411.52 = 273.94/x
  3. Step 3: Cross multiply
    273.94x = 411.52 × 273.94
  4. Step 4: Simplify right side
    273.94x = 112,731.79
  5. Step 5: Solve for x
    x = 112,731.79/273.94
  6. Step 6: Final answer
    x = 411.52

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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.