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Finding the Third Proportional to 147,821 and 335,102

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Solution

The third proportional to 147,821 and 335,102 is: 759,657.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,821 : 335,102 = 335,102 : x
  2. Step 2: Convert to fraction form
    147,821/335,102 = 335,102/x
  3. Step 3: Cross multiply
    147,821x = 335,102 × 335,102
  4. Step 4: Simplify right side
    147,821x = 112,293,350,404
  5. Step 5: Solve for x
    x = 112,293,350,404/147,821
  6. Step 6: Final answer
    x = 759,657.63

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Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.