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Finding the Third Proportional to 45,220.50 and 97,974

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Solution

The third proportional to 45,220.50 and 97,974 is: 212,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,220.50 : 97,974 = 97,974 : x
  2. Step 2: Convert to fraction form
    45,220.50/97,974 = 97,974/x
  3. Step 3: Cross multiply
    45,220.50x = 97,974 × 97,974
  4. Step 4: Simplify right side
    45,220.50x = 9,598,904,676
  5. Step 5: Solve for x
    x = 9,598,904,676/45,220.50
  6. Step 6: Final answer
    x = 212,268.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.