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Finding the Fourth Proportional to 429, 591.96 and 263.24

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Solution

The fourth proportional to 429, 591.96 and 263.24 is: 363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    429 : 591.96 = 263.24 : x
  2. Step 2: Convert to fraction form
    429/591.96 = 263.24/x
  3. Step 3: Cross multiply
    429x = 591.96 × 263.24
  4. Step 4: Simplify right side
    429x = 155,827.55
  5. Step 5: Solve for x
    x = 155,827.55/429
  6. Step 6: Final answer
    x = 363.23

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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.