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Finding the Fourth Proportional to 461.48, 692.46 and 334.28

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Solution

The fourth proportional to 461.48, 692.46 and 334.28 is: 501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.48 : 692.46 = 334.28 : x
  2. Step 2: Convert to fraction form
    461.48/692.46 = 334.28/x
  3. Step 3: Cross multiply
    461.48x = 692.46 × 334.28
  4. Step 4: Simplify right side
    461.48x = 231,475.53
  5. Step 5: Solve for x
    x = 231,475.53/461.48
  6. Step 6: Final answer
    x = 501.59

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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.