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Finding the Third Proportional to 8,702,586 and 18,851,532

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Solution

The third proportional to 8,702,586 and 18,851,532 is: 40,836,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,586 : 18,851,532 = 18,851,532 : x
  2. Step 2: Convert to fraction form
    8,702,586/18,851,532 = 18,851,532/x
  3. Step 3: Cross multiply
    8,702,586x = 18,851,532 × 18,851,532
  4. Step 4: Simplify right side
    8,702,586x = 355,380,258,747,024
  5. Step 5: Solve for x
    x = 355,380,258,747,024/8,702,586
  6. Step 6: Final answer
    x = 40,836,167.40

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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.