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Finding the Third Proportional to 74,262 and 98,474

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Solution

The third proportional to 74,262 and 98,474 is: 130,579.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,262 : 98,474 = 98,474 : x
  2. Step 2: Convert to fraction form
    74,262/98,474 = 98,474/x
  3. Step 3: Cross multiply
    74,262x = 98,474 × 98,474
  4. Step 4: Simplify right side
    74,262x = 9,697,128,676
  5. Step 5: Solve for x
    x = 9,697,128,676/74,262
  6. Step 6: Final answer
    x = 130,579.96

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.