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Finding the Fourth Proportional to 495.29, 743.70 and 473.37

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Solution

The fourth proportional to 495.29, 743.70 and 473.37 is: 710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.29 : 743.70 = 473.37 : x
  2. Step 2: Convert to fraction form
    495.29/743.70 = 473.37/x
  3. Step 3: Cross multiply
    495.29x = 743.70 × 473.37
  4. Step 4: Simplify right side
    495.29x = 352,042.90
  5. Step 5: Solve for x
    x = 352,042.90/495.29
  6. Step 6: Final answer
    x = 710.79

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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.