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Finding the Third Proportional to 938,820 and 2,027,288

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Solution

The third proportional to 938,820 and 2,027,288 is: 4,377,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,820 : 2,027,288 = 2,027,288 : x
  2. Step 2: Convert to fraction form
    938,820/2,027,288 = 2,027,288/x
  3. Step 3: Cross multiply
    938,820x = 2,027,288 × 2,027,288
  4. Step 4: Simplify right side
    938,820x = 4,109,896,634,944
  5. Step 5: Solve for x
    x = 4,109,896,634,944/938,820
  6. Step 6: Final answer
    x = 4,377,725.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.