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Finding the Third Proportional to 40,393,679 and 63,972,225

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Solution

The third proportional to 40,393,679 and 63,972,225 is: 101,314,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,393,679 : 63,972,225 = 63,972,225 : x
  2. Step 2: Convert to fraction form
    40,393,679/63,972,225 = 63,972,225/x
  3. Step 3: Cross multiply
    40,393,679x = 63,972,225 × 63,972,225
  4. Step 4: Simplify right side
    40,393,679x = 4,092,445,571,450,625
  5. Step 5: Solve for x
    x = 4,092,445,571,450,625/40,393,679
  6. Step 6: Final answer
    x = 101,314,009.34

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.