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Finding the Fourth Proportional to 797.92, 1,101.34 and 483.37

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Solution

The fourth proportional to 797.92, 1,101.34 and 483.37 is: 667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.92 : 1,101.34 = 483.37 : x
  2. Step 2: Convert to fraction form
    797.92/1,101.34 = 483.37/x
  3. Step 3: Cross multiply
    797.92x = 1,101.34 × 483.37
  4. Step 4: Simplify right side
    797.92x = 532,354.72
  5. Step 5: Solve for x
    x = 532,354.72/797.92
  6. Step 6: Final answer
    x = 667.18

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Why These Related Problems?

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