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Finding the Fourth Proportional to 793.89, 1,191.03 and 332.02

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Solution

The fourth proportional to 793.89, 1,191.03 and 332.02 is: 498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.89 : 1,191.03 = 332.02 : x
  2. Step 2: Convert to fraction form
    793.89/1,191.03 = 332.02/x
  3. Step 3: Cross multiply
    793.89x = 1,191.03 × 332.02
  4. Step 4: Simplify right side
    793.89x = 395,445.78
  5. Step 5: Solve for x
    x = 395,445.78/793.89
  6. Step 6: Final answer
    x = 498.11

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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.