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Finding the Fourth Proportional to 461.16, 691.94 and 244.76

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Solution

The fourth proportional to 461.16, 691.94 and 244.76 is: 367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.16 : 691.94 = 244.76 : x
  2. Step 2: Convert to fraction form
    461.16/691.94 = 244.76/x
  3. Step 3: Cross multiply
    461.16x = 691.94 × 244.76
  4. Step 4: Simplify right side
    461.16x = 169,356.39
  5. Step 5: Solve for x
    x = 169,356.39/461.16
  6. Step 6: Final answer
    x = 367.24

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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.