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Finding the Fourth Proportional to 793.06, 1,094.80 and 461.43

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Solution

The fourth proportional to 793.06, 1,094.80 and 461.43 is: 636.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.06 : 1,094.80 = 461.43 : x
  2. Step 2: Convert to fraction form
    793.06/1,094.80 = 461.43/x
  3. Step 3: Cross multiply
    793.06x = 1,094.80 × 461.43
  4. Step 4: Simplify right side
    793.06x = 505,173.56
  5. Step 5: Solve for x
    x = 505,173.56/793.06
  6. Step 6: Final answer
    x = 636.99

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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.