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Finding the Third Proportional to 373.13 and 506.25

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Solution

The third proportional to 373.13 and 506.25 is: 686.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.13 : 506.25 = 506.25 : x
  2. Step 2: Convert to fraction form
    373.13/506.25 = 506.25/x
  3. Step 3: Cross multiply
    373.13x = 506.25 × 506.25
  4. Step 4: Simplify right side
    373.13x = 256,289.06
  5. Step 5: Solve for x
    x = 256,289.06/373.13
  6. Step 6: Final answer
    x = 686.87

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.