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Finding the Fourth Proportional to 473.58, 709.07 and 267.84

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Solution

The fourth proportional to 473.58, 709.07 and 267.84 is: 401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.58 : 709.07 = 267.84 : x
  2. Step 2: Convert to fraction form
    473.58/709.07 = 267.84/x
  3. Step 3: Cross multiply
    473.58x = 709.07 × 267.84
  4. Step 4: Simplify right side
    473.58x = 189,915.97
  5. Step 5: Solve for x
    x = 189,915.97/473.58
  6. Step 6: Final answer
    x = 401.02

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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.