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Finding the Third Proportional to 814,044 and 1,790,490

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Solution

The third proportional to 814,044 and 1,790,490 is: 3,938,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,044 : 1,790,490 = 1,790,490 : x
  2. Step 2: Convert to fraction form
    814,044/1,790,490 = 1,790,490/x
  3. Step 3: Cross multiply
    814,044x = 1,790,490 × 1,790,490
  4. Step 4: Simplify right side
    814,044x = 3,205,854,440,100
  5. Step 5: Solve for x
    x = 3,205,854,440,100/814,044
  6. Step 6: Final answer
    x = 3,938,183.24

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.