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Finding the Fourth Proportional to 429.22, 592.03 and 273.90

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Solution

The fourth proportional to 429.22, 592.03 and 273.90 is: 377.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.22 : 592.03 = 273.90 : x
  2. Step 2: Convert to fraction form
    429.22/592.03 = 273.90/x
  3. Step 3: Cross multiply
    429.22x = 592.03 × 273.90
  4. Step 4: Simplify right side
    429.22x = 162,157.02
  5. Step 5: Solve for x
    x = 162,157.02/429.22
  6. Step 6: Final answer
    x = 377.79

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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.