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Finding the Fourth Proportional to 273.08, 376.69 and 162.59

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Solution

The fourth proportional to 273.08, 376.69 and 162.59 is: 224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.08 : 376.69 = 162.59 : x
  2. Step 2: Convert to fraction form
    273.08/376.69 = 162.59/x
  3. Step 3: Cross multiply
    273.08x = 376.69 × 162.59
  4. Step 4: Simplify right side
    273.08x = 61,246.16
  5. Step 5: Solve for x
    x = 61,246.16/273.08
  6. Step 6: Final answer
    x = 224.28

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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.