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Finding the Third Proportional to 1,578,553 and 2,542,211

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Solution

The third proportional to 1,578,553 and 2,542,211 is: 4,094,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,553 : 2,542,211 = 2,542,211 : x
  2. Step 2: Convert to fraction form
    1,578,553/2,542,211 = 2,542,211/x
  3. Step 3: Cross multiply
    1,578,553x = 2,542,211 × 2,542,211
  4. Step 4: Simplify right side
    1,578,553x = 6,462,836,768,521
  5. Step 5: Solve for x
    x = 6,462,836,768,521/1,578,553
  6. Step 6: Final answer
    x = 4,094,152.54

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.