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Finding the Third Proportional to 74,333 and 160,330

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Solution

The third proportional to 74,333 and 160,330 is: 345,818.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,333 : 160,330 = 160,330 : x
  2. Step 2: Convert to fraction form
    74,333/160,330 = 160,330/x
  3. Step 3: Cross multiply
    74,333x = 160,330 × 160,330
  4. Step 4: Simplify right side
    74,333x = 25,705,708,900
  5. Step 5: Solve for x
    x = 25,705,708,900/74,333
  6. Step 6: Final answer
    x = 345,818.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.