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Finding the Third Proportional to 486,650 and 1,040,554

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Solution

The third proportional to 486,650 and 1,040,554 is: 2,224,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,650 : 1,040,554 = 1,040,554 : x
  2. Step 2: Convert to fraction form
    486,650/1,040,554 = 1,040,554/x
  3. Step 3: Cross multiply
    486,650x = 1,040,554 × 1,040,554
  4. Step 4: Simplify right side
    486,650x = 1,082,752,626,916
  5. Step 5: Solve for x
    x = 1,082,752,626,916/486,650
  6. Step 6: Final answer
    x = 2,224,910.36

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.