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Finding the Third Proportional to 7,937,517 and 16,828,815

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Solution

The third proportional to 7,937,517 and 16,828,815 is: 35,679,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937,517 : 16,828,815 = 16,828,815 : x
  2. Step 2: Convert to fraction form
    7,937,517/16,828,815 = 16,828,815/x
  3. Step 3: Cross multiply
    7,937,517x = 16,828,815 × 16,828,815
  4. Step 4: Simplify right side
    7,937,517x = 283,209,014,304,225
  5. Step 5: Solve for x
    x = 283,209,014,304,225/7,937,517
  6. Step 6: Final answer
    x = 35,679,799.40

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.