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Finding the Fourth Proportional to 794.61, 1,192.14 and 404.37

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Solution

The fourth proportional to 794.61, 1,192.14 and 404.37 is: 606.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.61 : 1,192.14 = 404.37 : x
  2. Step 2: Convert to fraction form
    794.61/1,192.14 = 404.37/x
  3. Step 3: Cross multiply
    794.61x = 1,192.14 × 404.37
  4. Step 4: Simplify right side
    794.61x = 482,063.44
  5. Step 5: Solve for x
    x = 482,063.44/794.61
  6. Step 6: Final answer
    x = 606.67

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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.