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Finding the Third Proportional to 1,217,325 and 1,892,436.75

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Solution

The third proportional to 1,217,325 and 1,892,436.75 is: 2,941,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,325 : 1,892,436.75 = 1,892,436.75 : x
  2. Step 2: Convert to fraction form
    1,217,325/1,892,436.75 = 1,892,436.75/x
  3. Step 3: Cross multiply
    1,217,325x = 1,892,436.75 × 1,892,436.75
  4. Step 4: Simplify right side
    1,217,325x = 3,581,316,852,750.56
  5. Step 5: Solve for x
    x = 3,581,316,852,750.56/1,217,325
  6. Step 6: Final answer
    x = 2,941,956.22

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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.