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Finding the Third Proportional to 33,515,820 and 51,248,374

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Solution

The third proportional to 33,515,820 and 51,248,374 is: 78,362,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,515,820 : 51,248,374 = 51,248,374 : x
  2. Step 2: Convert to fraction form
    33,515,820/51,248,374 = 51,248,374/x
  3. Step 3: Cross multiply
    33,515,820x = 51,248,374 × 51,248,374
  4. Step 4: Simplify right side
    33,515,820x = 2,626,395,837,643,876
  5. Step 5: Solve for x
    x = 2,626,395,837,643,876/33,515,820
  6. Step 6: Final answer
    x = 78,362,869.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.