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Finding the Third Proportional to 175.92 and 457.17

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Solution

The third proportional to 175.92 and 457.17 is: 1,188.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.92 : 457.17 = 457.17 : x
  2. Step 2: Convert to fraction form
    175.92/457.17 = 457.17/x
  3. Step 3: Cross multiply
    175.92x = 457.17 × 457.17
  4. Step 4: Simplify right side
    175.92x = 209,006.12
  5. Step 5: Solve for x
    x = 209,006.12/175.92
  6. Step 6: Final answer
    x = 1,188.06

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Why These Related Problems?

These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.