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Finding the Fourth Proportional to 461.88, 637.70 and 362.04

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Solution

The fourth proportional to 461.88, 637.70 and 362.04 is: 499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.88 : 637.70 = 362.04 : x
  2. Step 2: Convert to fraction form
    461.88/637.70 = 362.04/x
  3. Step 3: Cross multiply
    461.88x = 637.70 × 362.04
  4. Step 4: Simplify right side
    461.88x = 230,872.91
  5. Step 5: Solve for x
    x = 230,872.91/461.88
  6. Step 6: Final answer
    x = 499.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.