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Finding the Fourth Proportional to 495.96, 743.45 and 235.50

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Solution

The fourth proportional to 495.96, 743.45 and 235.50 is: 353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.96 : 743.45 = 235.50 : x
  2. Step 2: Convert to fraction form
    495.96/743.45 = 235.50/x
  3. Step 3: Cross multiply
    495.96x = 743.45 × 235.50
  4. Step 4: Simplify right side
    495.96x = 175,082.48
  5. Step 5: Solve for x
    x = 175,082.48/495.96
  6. Step 6: Final answer
    x = 353.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.