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Finding the Third Proportional to 359.06 and 791.06

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Solution

The third proportional to 359.06 and 791.06 is: 1,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.06 : 791.06 = 791.06 : x
  2. Step 2: Convert to fraction form
    359.06/791.06 = 791.06/x
  3. Step 3: Cross multiply
    359.06x = 791.06 × 791.06
  4. Step 4: Simplify right side
    359.06x = 625,779.88
  5. Step 5: Solve for x
    x = 625,779.88/359.06
  6. Step 6: Final answer
    x = 1,742.82

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.