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Finding the Third Proportional to 18,776,188 and 40,247,125

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Solution

The third proportional to 18,776,188 and 40,247,125 is: 86,270,497.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,776,188 : 40,247,125 = 40,247,125 : x
  2. Step 2: Convert to fraction form
    18,776,188/40,247,125 = 40,247,125/x
  3. Step 3: Cross multiply
    18,776,188x = 40,247,125 × 40,247,125
  4. Step 4: Simplify right side
    18,776,188x = 1,619,831,070,765,625
  5. Step 5: Solve for x
    x = 1,619,831,070,765,625/18,776,188
  6. Step 6: Final answer
    x = 86,270,497.01

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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.