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Finding the Fourth Proportional to 692.04, 1,037.37 and 363.09

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Solution

The fourth proportional to 692.04, 1,037.37 and 363.09 is: 544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    692.04 : 1,037.37 = 363.09 : x
  2. Step 2: Convert to fraction form
    692.04/1,037.37 = 363.09/x
  3. Step 3: Cross multiply
    692.04x = 1,037.37 × 363.09
  4. Step 4: Simplify right side
    692.04x = 376,658.67
  5. Step 5: Solve for x
    x = 376,658.67/692.04
  6. Step 6: Final answer
    x = 544.27

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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.