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Finding the Third Proportional to 19,262,144 and 40,118,620

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Solution

The third proportional to 19,262,144 and 40,118,620 is: 83,557,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262,144 : 40,118,620 = 40,118,620 : x
  2. Step 2: Convert to fraction form
    19,262,144/40,118,620 = 40,118,620/x
  3. Step 3: Cross multiply
    19,262,144x = 40,118,620 × 40,118,620
  4. Step 4: Simplify right side
    19,262,144x = 1,609,503,670,704,400
  5. Step 5: Solve for x
    x = 1,609,503,670,704,400/19,262,144
  6. Step 6: Final answer
    x = 83,557,867.22

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.