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Finding the Third Proportional to 810,737 and 1,777,138

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Solution

The third proportional to 810,737 and 1,777,138 is: 3,895,491.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,737 : 1,777,138 = 1,777,138 : x
  2. Step 2: Convert to fraction form
    810,737/1,777,138 = 1,777,138/x
  3. Step 3: Cross multiply
    810,737x = 1,777,138 × 1,777,138
  4. Step 4: Simplify right side
    810,737x = 3,158,219,471,044
  5. Step 5: Solve for x
    x = 3,158,219,471,044/810,737
  6. Step 6: Final answer
    x = 3,895,491.97

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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.