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Finding the Third Proportional to 21,226,470 and 45,480,126

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Solution

The third proportional to 21,226,470 and 45,480,126 is: 97,446,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,226,470 : 45,480,126 = 45,480,126 : x
  2. Step 2: Convert to fraction form
    21,226,470/45,480,126 = 45,480,126/x
  3. Step 3: Cross multiply
    21,226,470x = 45,480,126 × 45,480,126
  4. Step 4: Simplify right side
    21,226,470x = 2,068,441,860,975,876
  5. Step 5: Solve for x
    x = 2,068,441,860,975,876/21,226,470
  6. Step 6: Final answer
    x = 97,446,342.28

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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.