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Finding the Third Proportional to 18,599,468 and 39,411,532

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Solution

The third proportional to 18,599,468 and 39,411,532 is: 83,511,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599,468 : 39,411,532 = 39,411,532 : x
  2. Step 2: Convert to fraction form
    18,599,468/39,411,532 = 39,411,532/x
  3. Step 3: Cross multiply
    18,599,468x = 39,411,532 × 39,411,532
  4. Step 4: Simplify right side
    18,599,468x = 1,553,268,854,587,024
  5. Step 5: Solve for x
    x = 1,553,268,854,587,024/18,599,468
  6. Step 6: Final answer
    x = 83,511,466.81

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.