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Finding the Third Proportional to 3,813 and 5,060.25

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Solution

The third proportional to 3,813 and 5,060.25 is: 6,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813 : 5,060.25 = 5,060.25 : x
  2. Step 2: Convert to fraction form
    3,813/5,060.25 = 5,060.25/x
  3. Step 3: Cross multiply
    3,813x = 5,060.25 × 5,060.25
  4. Step 4: Simplify right side
    3,813x = 25,606,130.06
  5. Step 5: Solve for x
    x = 25,606,130.06/3,813
  6. Step 6: Final answer
    x = 6,715.48

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.