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Finding the Fourth Proportional to 495.98, 744 and 304.82

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Solution

The fourth proportional to 495.98, 744 and 304.82 is: 457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.98 : 744 = 304.82 : x
  2. Step 2: Convert to fraction form
    495.98/744 = 304.82/x
  3. Step 3: Cross multiply
    495.98x = 744 × 304.82
  4. Step 4: Simplify right side
    495.98x = 226,786.08
  5. Step 5: Solve for x
    x = 226,786.08/495.98
  6. Step 6: Final answer
    x = 457.25

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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.