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Finding the Third Proportional to 38,539,505 and 55,394,796

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Solution

The third proportional to 38,539,505 and 55,394,796 is: 79,621,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,539,505 : 55,394,796 = 55,394,796 : x
  2. Step 2: Convert to fraction form
    38,539,505/55,394,796 = 55,394,796/x
  3. Step 3: Cross multiply
    38,539,505x = 55,394,796 × 55,394,796
  4. Step 4: Simplify right side
    38,539,505x = 3,068,583,423,881,616
  5. Step 5: Solve for x
    x = 3,068,583,423,881,616/38,539,505
  6. Step 6: Final answer
    x = 79,621,765.35

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.