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Finding the Third Proportional to 127.51 and 275.27

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Solution

The third proportional to 127.51 and 275.27 is: 594.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127.51 : 275.27 = 275.27 : x
  2. Step 2: Convert to fraction form
    127.51/275.27 = 275.27/x
  3. Step 3: Cross multiply
    127.51x = 275.27 × 275.27
  4. Step 4: Simplify right side
    127.51x = 75,775.47
  5. Step 5: Solve for x
    x = 75,775.47/127.51
  6. Step 6: Final answer
    x = 594.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.