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Finding the Fourth Proportional to 529.26, 793.18 and 460.44

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Solution

The fourth proportional to 529.26, 793.18 and 460.44 is: 690.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.26 : 793.18 = 460.44 : x
  2. Step 2: Convert to fraction form
    529.26/793.18 = 460.44/x
  3. Step 3: Cross multiply
    529.26x = 793.18 × 460.44
  4. Step 4: Simplify right side
    529.26x = 365,211.80
  5. Step 5: Solve for x
    x = 365,211.80/529.26
  6. Step 6: Final answer
    x = 690.04

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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.