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Finding the Third Proportional to 5,045,872.13 and 7,629,018.19

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Solution

The third proportional to 5,045,872.13 and 7,629,018.19 is: 11,534,560.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045,872.13 : 7,629,018.19 = 7,629,018.19 : x
  2. Step 2: Convert to fraction form
    5,045,872.13/7,629,018.19 = 7,629,018.19/x
  3. Step 3: Cross multiply
    5,045,872.13x = 7,629,018.19 × 7,629,018.19
  4. Step 4: Simplify right side
    5,045,872.13x = 58,201,918,505,205.78
  5. Step 5: Solve for x
    x = 58,201,918,505,205.78/5,045,872.13
  6. Step 6: Final answer
    x = 11,534,560.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.