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Finding the Third Proportional to 551,367 and 1,244,889

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Solution

The third proportional to 551,367 and 1,244,889 is: 2,810,738.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,367 : 1,244,889 = 1,244,889 : x
  2. Step 2: Convert to fraction form
    551,367/1,244,889 = 1,244,889/x
  3. Step 3: Cross multiply
    551,367x = 1,244,889 × 1,244,889
  4. Step 4: Simplify right side
    551,367x = 1,549,748,622,321
  5. Step 5: Solve for x
    x = 1,549,748,622,321/551,367
  6. Step 6: Final answer
    x = 2,810,738.80

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.