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Finding the Fourth Proportional to 461.62, 691.98 and 244.99

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Solution

The fourth proportional to 461.62, 691.98 and 244.99 is: 367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.62 : 691.98 = 244.99 : x
  2. Step 2: Convert to fraction form
    461.62/691.98 = 244.99/x
  3. Step 3: Cross multiply
    461.62x = 691.98 × 244.99
  4. Step 4: Simplify right side
    461.62x = 169,528.18
  5. Step 5: Solve for x
    x = 169,528.18/461.62
  6. Step 6: Final answer
    x = 367.25

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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.