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Finding the Third Proportional to 19,910,028 and 43,439,436

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Solution

The third proportional to 19,910,028 and 43,439,436 is: 94,775,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910,028 : 43,439,436 = 43,439,436 : x
  2. Step 2: Convert to fraction form
    19,910,028/43,439,436 = 43,439,436/x
  3. Step 3: Cross multiply
    19,910,028x = 43,439,436 × 43,439,436
  4. Step 4: Simplify right side
    19,910,028x = 1,886,984,599,998,096
  5. Step 5: Solve for x
    x = 1,886,984,599,998,096/19,910,028
  6. Step 6: Final answer
    x = 94,775,587.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.