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Finding the Third Proportional to 8,984,090 and 19,481,476

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Solution

The third proportional to 8,984,090 and 19,481,476 is: 42,244,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,090 : 19,481,476 = 19,481,476 : x
  2. Step 2: Convert to fraction form
    8,984,090/19,481,476 = 19,481,476/x
  3. Step 3: Cross multiply
    8,984,090x = 19,481,476 × 19,481,476
  4. Step 4: Simplify right side
    8,984,090x = 379,527,907,138,576
  5. Step 5: Solve for x
    x = 379,527,907,138,576/8,984,090
  6. Step 6: Final answer
    x = 42,244,446.25

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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.