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Finding the Third Proportional to 10,698,984 and 20,862,112

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Solution

The third proportional to 10,698,984 and 20,862,112 is: 40,679,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698,984 : 20,862,112 = 20,862,112 : x
  2. Step 2: Convert to fraction form
    10,698,984/20,862,112 = 20,862,112/x
  3. Step 3: Cross multiply
    10,698,984x = 20,862,112 × 20,862,112
  4. Step 4: Simplify right side
    10,698,984x = 435,227,717,100,544
  5. Step 5: Solve for x
    x = 435,227,717,100,544/10,698,984
  6. Step 6: Final answer
    x = 40,679,350.22

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.