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Finding the Third Proportional to 40,290,500 and 86,325,040

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Solution

The third proportional to 40,290,500 and 86,325,040 is: 184,957,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,290,500 : 86,325,040 = 86,325,040 : x
  2. Step 2: Convert to fraction form
    40,290,500/86,325,040 = 86,325,040/x
  3. Step 3: Cross multiply
    40,290,500x = 86,325,040 × 86,325,040
  4. Step 4: Simplify right side
    40,290,500x = 7,452,012,531,001,600
  5. Step 5: Solve for x
    x = 7,452,012,531,001,600/40,290,500
  6. Step 6: Final answer
    x = 184,957,062.61

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.