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Finding the Third Proportional to 375,858 and 819,554

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Solution

The third proportional to 375,858 and 819,554 is: 1,787,027.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,858 : 819,554 = 819,554 : x
  2. Step 2: Convert to fraction form
    375,858/819,554 = 819,554/x
  3. Step 3: Cross multiply
    375,858x = 819,554 × 819,554
  4. Step 4: Simplify right side
    375,858x = 671,668,758,916
  5. Step 5: Solve for x
    x = 671,668,758,916/375,858
  6. Step 6: Final answer
    x = 1,787,027.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.