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Finding the Third Proportional to 38,828,268 and 84,485,592

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Solution

The third proportional to 38,828,268 and 84,485,592 is: 183,830,379.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,828,268 : 84,485,592 = 84,485,592 : x
  2. Step 2: Convert to fraction form
    38,828,268/84,485,592 = 84,485,592/x
  3. Step 3: Cross multiply
    38,828,268x = 84,485,592 × 84,485,592
  4. Step 4: Simplify right side
    38,828,268x = 7,137,815,255,590,464
  5. Step 5: Solve for x
    x = 7,137,815,255,590,464/38,828,268
  6. Step 6: Final answer
    x = 183,830,379.86

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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.