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Finding the Third Proportional to 40,526,520 and 87,207,961

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Solution

The third proportional to 40,526,520 and 87,207,961 is: 187,660,535.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,526,520 : 87,207,961 = 87,207,961 : x
  2. Step 2: Convert to fraction form
    40,526,520/87,207,961 = 87,207,961/x
  3. Step 3: Cross multiply
    40,526,520x = 87,207,961 × 87,207,961
  4. Step 4: Simplify right side
    40,526,520x = 7,605,228,461,777,521
  5. Step 5: Solve for x
    x = 7,605,228,461,777,521/40,526,520
  6. Step 6: Final answer
    x = 187,660,535.91

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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.