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Finding the Third Proportional to 1,670,278 and 2,582,177

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Solution

The third proportional to 1,670,278 and 2,582,177 is: 3,991,933.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,278 : 2,582,177 = 2,582,177 : x
  2. Step 2: Convert to fraction form
    1,670,278/2,582,177 = 2,582,177/x
  3. Step 3: Cross multiply
    1,670,278x = 2,582,177 × 2,582,177
  4. Step 4: Simplify right side
    1,670,278x = 6,667,638,059,329
  5. Step 5: Solve for x
    x = 6,667,638,059,329/1,670,278
  6. Step 6: Final answer
    x = 3,991,933.11

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.