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Finding the Fourth Proportional to 332.17, 497.78 and 244.82

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Solution

The fourth proportional to 332.17, 497.78 and 244.82 is: 366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.17 : 497.78 = 244.82 : x
  2. Step 2: Convert to fraction form
    332.17/497.78 = 244.82/x
  3. Step 3: Cross multiply
    332.17x = 497.78 × 244.82
  4. Step 4: Simplify right side
    332.17x = 121,866.50
  5. Step 5: Solve for x
    x = 121,866.50/332.17
  6. Step 6: Final answer
    x = 366.88

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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.