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Finding the Third Proportional to 539.16 and 804.94

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Solution

The third proportional to 539.16 and 804.94 is: 1,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    539.16 : 804.94 = 804.94 : x
  2. Step 2: Convert to fraction form
    539.16/804.94 = 804.94/x
  3. Step 3: Cross multiply
    539.16x = 804.94 × 804.94
  4. Step 4: Simplify right side
    539.16x = 647,924.38
  5. Step 5: Solve for x
    x = 647,924.38/539.16
  6. Step 6: Final answer
    x = 1,201.74

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.