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Finding the Third Proportional to 785,208 and 1,694,760

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Solution

The third proportional to 785,208 and 1,694,760 is: 3,657,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,208 : 1,694,760 = 1,694,760 : x
  2. Step 2: Convert to fraction form
    785,208/1,694,760 = 1,694,760/x
  3. Step 3: Cross multiply
    785,208x = 1,694,760 × 1,694,760
  4. Step 4: Simplify right side
    785,208x = 2,872,211,457,600
  5. Step 5: Solve for x
    x = 2,872,211,457,600/785,208
  6. Step 6: Final answer
    x = 3,657,898.87

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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.