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Finding the Fourth Proportional to 796.01, 1,098.41 and 446.63

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Solution

The fourth proportional to 796.01, 1,098.41 and 446.63 is: 616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.01 : 1,098.41 = 446.63 : x
  2. Step 2: Convert to fraction form
    796.01/1,098.41 = 446.63/x
  3. Step 3: Cross multiply
    796.01x = 1,098.41 × 446.63
  4. Step 4: Simplify right side
    796.01x = 490,575.13
  5. Step 5: Solve for x
    x = 490,575.13/796.01
  6. Step 6: Final answer
    x = 616.30

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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.