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Finding the Third Proportional to 114.57 and 250.65

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Solution

The third proportional to 114.57 and 250.65 is: 548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.57 : 250.65 = 250.65 : x
  2. Step 2: Convert to fraction form
    114.57/250.65 = 250.65/x
  3. Step 3: Cross multiply
    114.57x = 250.65 × 250.65
  4. Step 4: Simplify right side
    114.57x = 62,823.66
  5. Step 5: Solve for x
    x = 62,823.66/114.57
  6. Step 6: Final answer
    x = 548.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.