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Finding the Third Proportional to 97,272 and 213,000

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Solution

The third proportional to 97,272 and 213,000 is: 466,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,272 : 213,000 = 213,000 : x
  2. Step 2: Convert to fraction form
    97,272/213,000 = 213,000/x
  3. Step 3: Cross multiply
    97,272x = 213,000 × 213,000
  4. Step 4: Simplify right side
    97,272x = 45,369,000,000
  5. Step 5: Solve for x
    x = 45,369,000,000/97,272
  6. Step 6: Final answer
    x = 466,413.77

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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.