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Finding the Fourth Proportional to 273.48, 377.54 and 170.04

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Solution

The fourth proportional to 273.48, 377.54 and 170.04 is: 234.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.48 : 377.54 = 170.04 : x
  2. Step 2: Convert to fraction form
    273.48/377.54 = 170.04/x
  3. Step 3: Cross multiply
    273.48x = 377.54 × 170.04
  4. Step 4: Simplify right side
    273.48x = 64,196.90
  5. Step 5: Solve for x
    x = 64,196.90/273.48
  6. Step 6: Final answer
    x = 234.74

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Why These Related Problems?

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