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Finding the Fourth Proportional to 789.04, 1,183.56 and 464.03

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Solution

The fourth proportional to 789.04, 1,183.56 and 464.03 is: 696.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    789.04 : 1,183.56 = 464.03 : x
  2. Step 2: Convert to fraction form
    789.04/1,183.56 = 464.03/x
  3. Step 3: Cross multiply
    789.04x = 1,183.56 × 464.03
  4. Step 4: Simplify right side
    789.04x = 549,199.11
  5. Step 5: Solve for x
    x = 549,199.11/789.04
  6. Step 6: Final answer
    x = 696.04

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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.