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Finding the Third Proportional to 97,168.50 and 212,625

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Solution

The third proportional to 97,168.50 and 212,625 is: 465,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,168.50 : 212,625 = 212,625 : x
  2. Step 2: Convert to fraction form
    97,168.50/212,625 = 212,625/x
  3. Step 3: Cross multiply
    97,168.50x = 212,625 × 212,625
  4. Step 4: Simplify right side
    97,168.50x = 45,209,390,625
  5. Step 5: Solve for x
    x = 45,209,390,625/97,168.50
  6. Step 6: Final answer
    x = 465,267.97

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.