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Finding the Third Proportional to 1,247,454 and 2,681,255.25

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Solution

The third proportional to 1,247,454 and 2,681,255.25 is: 5,763,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,454 : 2,681,255.25 = 2,681,255.25 : x
  2. Step 2: Convert to fraction form
    1,247,454/2,681,255.25 = 2,681,255.25/x
  3. Step 3: Cross multiply
    1,247,454x = 2,681,255.25 × 2,681,255.25
  4. Step 4: Simplify right side
    1,247,454x = 7,189,129,715,652.56
  5. Step 5: Solve for x
    x = 7,189,129,715,652.56/1,247,454
  6. Step 6: Final answer
    x = 5,763,041.94

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.