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Finding the Third Proportional to 28,557,603 and 43,505,991

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Solution

The third proportional to 28,557,603 and 43,505,991 is: 66,279,065.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,603 : 43,505,991 = 43,505,991 : x
  2. Step 2: Convert to fraction form
    28,557,603/43,505,991 = 43,505,991/x
  3. Step 3: Cross multiply
    28,557,603x = 43,505,991 × 43,505,991
  4. Step 4: Simplify right side
    28,557,603x = 1,892,771,252,892,081
  5. Step 5: Solve for x
    x = 1,892,771,252,892,081/28,557,603
  6. Step 6: Final answer
    x = 66,279,065.96

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.