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Finding the Fourth Proportional to 476.90, 658.13 and 267.08

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Solution

The fourth proportional to 476.90, 658.13 and 267.08 is: 368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.90 : 658.13 = 267.08 : x
  2. Step 2: Convert to fraction form
    476.90/658.13 = 267.08/x
  3. Step 3: Cross multiply
    476.90x = 658.13 × 267.08
  4. Step 4: Simplify right side
    476.90x = 175,768.73
  5. Step 5: Solve for x
    x = 175,768.73/476.90
  6. Step 6: Final answer
    x = 368.57

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