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Finding the Third Proportional to 8,537,282 and 18,634,744

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Solution

The third proportional to 8,537,282 and 18,634,744 is: 40,674,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537,282 : 18,634,744 = 18,634,744 : x
  2. Step 2: Convert to fraction form
    8,537,282/18,634,744 = 18,634,744/x
  3. Step 3: Cross multiply
    8,537,282x = 18,634,744 × 18,634,744
  4. Step 4: Simplify right side
    8,537,282x = 347,253,683,945,536
  5. Step 5: Solve for x
    x = 347,253,683,945,536/8,537,282
  6. Step 6: Final answer
    x = 40,674,969.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.