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Finding the Third Proportional to 114.66 and 246.47

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Solution

The third proportional to 114.66 and 246.47 is: 529.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.66 : 246.47 = 246.47 : x
  2. Step 2: Convert to fraction form
    114.66/246.47 = 246.47/x
  3. Step 3: Cross multiply
    114.66x = 246.47 × 246.47
  4. Step 4: Simplify right side
    114.66x = 60,746.84
  5. Step 5: Solve for x
    x = 60,746.84/114.66
  6. Step 6: Final answer
    x = 529.82

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.