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Finding the Fourth Proportional to 706.01, 1,059.49 and 267.67

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Solution

The fourth proportional to 706.01, 1,059.49 and 267.67 is: 401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.01 : 1,059.49 = 267.67 : x
  2. Step 2: Convert to fraction form
    706.01/1,059.49 = 267.67/x
  3. Step 3: Cross multiply
    706.01x = 1,059.49 × 267.67
  4. Step 4: Simplify right side
    706.01x = 283,588.39
  5. Step 5: Solve for x
    x = 283,588.39/706.01
  6. Step 6: Final answer
    x = 401.68

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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.