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Finding the Third Proportional to 97,608 and 213,117

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Solution

The third proportional to 97,608 and 213,117 is: 465,318.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,608 : 213,117 = 213,117 : x
  2. Step 2: Convert to fraction form
    97,608/213,117 = 213,117/x
  3. Step 3: Cross multiply
    97,608x = 213,117 × 213,117
  4. Step 4: Simplify right side
    97,608x = 45,418,855,689
  5. Step 5: Solve for x
    x = 45,418,855,689/97,608
  6. Step 6: Final answer
    x = 465,318.99

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.