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Finding the Fourth Proportional to 495.99, 744.00 and 162.47

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Solution

The fourth proportional to 495.99, 744.00 and 162.47 is: 243.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.99 : 744.00 = 162.47 : x
  2. Step 2: Convert to fraction form
    495.99/744.00 = 162.47/x
  3. Step 3: Cross multiply
    495.99x = 744.00 × 162.47
  4. Step 4: Simplify right side
    495.99x = 120,881.08
  5. Step 5: Solve for x
    x = 120,881.08/495.99
  6. Step 6: Final answer
    x = 243.72

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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.