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Finding the Third Proportional to 875,599 and 1,917,274

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Solution

The third proportional to 875,599 and 1,917,274 is: 4,198,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,599 : 1,917,274 = 1,917,274 : x
  2. Step 2: Convert to fraction form
    875,599/1,917,274 = 1,917,274/x
  3. Step 3: Cross multiply
    875,599x = 1,917,274 × 1,917,274
  4. Step 4: Simplify right side
    875,599x = 3,675,939,591,076
  5. Step 5: Solve for x
    x = 3,675,939,591,076/875,599
  6. Step 6: Final answer
    x = 4,198,199.85

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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.