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Finding the Third Proportional to 375.75 and 539.06

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Solution

The third proportional to 375.75 and 539.06 is: 773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.75 : 539.06 = 539.06 : x
  2. Step 2: Convert to fraction form
    375.75/539.06 = 539.06/x
  3. Step 3: Cross multiply
    375.75x = 539.06 × 539.06
  4. Step 4: Simplify right side
    375.75x = 290,588.38
  5. Step 5: Solve for x
    x = 290,588.38/375.75
  6. Step 6: Final answer
    x = 773.36

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.