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Finding the Third Proportional to 45,621 and 97,823

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Solution

The third proportional to 45,621 and 97,823 is: 209,757.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,621 : 97,823 = 97,823 : x
  2. Step 2: Convert to fraction form
    45,621/97,823 = 97,823/x
  3. Step 3: Cross multiply
    45,621x = 97,823 × 97,823
  4. Step 4: Simplify right side
    45,621x = 9,569,339,329
  5. Step 5: Solve for x
    x = 9,569,339,329/45,621
  6. Step 6: Final answer
    x = 209,757.33

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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.