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Finding the Fourth Proportional to 461.42, 692.02 and 183.77

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Solution

The fourth proportional to 461.42, 692.02 and 183.77 is: 275.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.42 : 692.02 = 183.77 : x
  2. Step 2: Convert to fraction form
    461.42/692.02 = 183.77/x
  3. Step 3: Cross multiply
    461.42x = 692.02 × 183.77
  4. Step 4: Simplify right side
    461.42x = 127,172.52
  5. Step 5: Solve for x
    x = 127,172.52/461.42
  6. Step 6: Final answer
    x = 275.61

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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.