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Finding the Third Proportional to 45,728 and 97,795

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Solution

The third proportional to 45,728 and 97,795 is: 209,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728 : 97,795 = 97,795 : x
  2. Step 2: Convert to fraction form
    45,728/97,795 = 97,795/x
  3. Step 3: Cross multiply
    45,728x = 97,795 × 97,795
  4. Step 4: Simplify right side
    45,728x = 9,563,862,025
  5. Step 5: Solve for x
    x = 9,563,862,025/45,728
  6. Step 6: Final answer
    x = 209,146.74

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.