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Finding the Third Proportional to 4,072,482 and 8,042,175

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Solution

The third proportional to 4,072,482 and 8,042,175 is: 15,881,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072,482 : 8,042,175 = 8,042,175 : x
  2. Step 2: Convert to fraction form
    4,072,482/8,042,175 = 8,042,175/x
  3. Step 3: Cross multiply
    4,072,482x = 8,042,175 × 8,042,175
  4. Step 4: Simplify right side
    4,072,482x = 64,676,578,730,625
  5. Step 5: Solve for x
    x = 64,676,578,730,625/4,072,482
  6. Step 6: Final answer
    x = 15,881,366.38

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.