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Finding the Fourth Proportional to 773.10, 1,159.64 and 195.97

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Solution

The fourth proportional to 773.10, 1,159.64 and 195.97 is: 293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    773.10 : 1,159.64 = 195.97 : x
  2. Step 2: Convert to fraction form
    773.10/1,159.64 = 195.97/x
  3. Step 3: Cross multiply
    773.10x = 1,159.64 × 195.97
  4. Step 4: Simplify right side
    773.10x = 227,254.65
  5. Step 5: Solve for x
    x = 227,254.65/773.10
  6. Step 6: Final answer
    x = 293.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.