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Finding the Third Proportional to 1,001,122.74 and 1,549,690.26

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Solution

The third proportional to 1,001,122.74 and 1,549,690.26 is: 2,398,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,122.74 : 1,549,690.26 = 1,549,690.26 : x
  2. Step 2: Convert to fraction form
    1,001,122.74/1,549,690.26 = 1,549,690.26/x
  3. Step 3: Cross multiply
    1,001,122.74x = 1,549,690.26 × 1,549,690.26
  4. Step 4: Simplify right side
    1,001,122.74x = 2,401,539,901,212.68
  5. Step 5: Solve for x
    x = 2,401,539,901,212.68/1,001,122.74
  6. Step 6: Final answer
    x = 2,398,846.61

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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.