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Finding the Third Proportional to 303,466 and 664,982

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Solution

The third proportional to 303,466 and 664,982 is: 1,457,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,466 : 664,982 = 664,982 : x
  2. Step 2: Convert to fraction form
    303,466/664,982 = 664,982/x
  3. Step 3: Cross multiply
    303,466x = 664,982 × 664,982
  4. Step 4: Simplify right side
    303,466x = 442,201,060,324
  5. Step 5: Solve for x
    x = 442,201,060,324/303,466
  6. Step 6: Final answer
    x = 1,457,168.38

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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.