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Finding the Third Proportional to 722,763 and 1,588,545

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Solution

The third proportional to 722,763 and 1,588,545 is: 3,491,428.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,763 : 1,588,545 = 1,588,545 : x
  2. Step 2: Convert to fraction form
    722,763/1,588,545 = 1,588,545/x
  3. Step 3: Cross multiply
    722,763x = 1,588,545 × 1,588,545
  4. Step 4: Simplify right side
    722,763x = 2,523,475,217,025
  5. Step 5: Solve for x
    x = 2,523,475,217,025/722,763
  6. Step 6: Final answer
    x = 3,491,428.33

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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.