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Finding the Third Proportional to 617,107 and 1,349,558

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Solution

The third proportional to 617,107 and 1,349,558 is: 2,951,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,107 : 1,349,558 = 1,349,558 : x
  2. Step 2: Convert to fraction form
    617,107/1,349,558 = 1,349,558/x
  3. Step 3: Cross multiply
    617,107x = 1,349,558 × 1,349,558
  4. Step 4: Simplify right side
    617,107x = 1,821,306,795,364
  5. Step 5: Solve for x
    x = 1,821,306,795,364/617,107
  6. Step 6: Final answer
    x = 2,951,363.05

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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.