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Finding the Third Proportional to 175.88 and 279.94

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Solution

The third proportional to 175.88 and 279.94 is: 445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.88 : 279.94 = 279.94 : x
  2. Step 2: Convert to fraction form
    175.88/279.94 = 279.94/x
  3. Step 3: Cross multiply
    175.88x = 279.94 × 279.94
  4. Step 4: Simplify right side
    175.88x = 78,365.00
  5. Step 5: Solve for x
    x = 78,365.00/175.88
  6. Step 6: Final answer
    x = 445.57

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.