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Finding the Third Proportional to 1,663,825 and 2,555,839

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Solution

The third proportional to 1,663,825 and 2,555,839 is: 3,926,081.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,825 : 2,555,839 = 2,555,839 : x
  2. Step 2: Convert to fraction form
    1,663,825/2,555,839 = 2,555,839/x
  3. Step 3: Cross multiply
    1,663,825x = 2,555,839 × 2,555,839
  4. Step 4: Simplify right side
    1,663,825x = 6,532,312,993,921
  5. Step 5: Solve for x
    x = 6,532,312,993,921/1,663,825
  6. Step 6: Final answer
    x = 3,926,081.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.