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Finding the Fourth Proportional to 429.37, 592.31 and 296.36

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Solution

The fourth proportional to 429.37, 592.31 and 296.36 is: 408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.37 : 592.31 = 296.36 : x
  2. Step 2: Convert to fraction form
    429.37/592.31 = 296.36/x
  3. Step 3: Cross multiply
    429.37x = 592.31 × 296.36
  4. Step 4: Simplify right side
    429.37x = 175,536.99
  5. Step 5: Solve for x
    x = 175,536.99/429.37
  6. Step 6: Final answer
    x = 408.83

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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.