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Finding the Third Proportional to 683,587 and 1,472,357

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Solution

The third proportional to 683,587 and 1,472,357 is: 3,171,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,587 : 1,472,357 = 1,472,357 : x
  2. Step 2: Convert to fraction form
    683,587/1,472,357 = 1,472,357/x
  3. Step 3: Cross multiply
    683,587x = 1,472,357 × 1,472,357
  4. Step 4: Simplify right side
    683,587x = 2,167,835,135,449
  5. Step 5: Solve for x
    x = 2,167,835,135,449/683,587
  6. Step 6: Final answer
    x = 3,171,264.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.