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Finding the Third Proportional to 9,143,476 and 19,863,174

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Solution

The third proportional to 9,143,476 and 19,863,174 is: 43,150,513.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,143,476 : 19,863,174 = 19,863,174 : x
  2. Step 2: Convert to fraction form
    9,143,476/19,863,174 = 19,863,174/x
  3. Step 3: Cross multiply
    9,143,476x = 19,863,174 × 19,863,174
  4. Step 4: Simplify right side
    9,143,476x = 394,545,681,354,276
  5. Step 5: Solve for x
    x = 394,545,681,354,276/9,143,476
  6. Step 6: Final answer
    x = 43,150,513.15

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.