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Finding the Fourth Proportional to 462.06, 692.42 and 267.05

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Solution

The fourth proportional to 462.06, 692.42 and 267.05 is: 400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.06 : 692.42 = 267.05 : x
  2. Step 2: Convert to fraction form
    462.06/692.42 = 267.05/x
  3. Step 3: Cross multiply
    462.06x = 692.42 × 267.05
  4. Step 4: Simplify right side
    462.06x = 184,905.96
  5. Step 5: Solve for x
    x = 184,905.96/462.06
  6. Step 6: Final answer
    x = 400.18

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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.