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Finding the Third Proportional to 9,459,830 and 20,750,899

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Solution

The third proportional to 9,459,830 and 20,750,899 is: 45,518,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459,830 : 20,750,899 = 20,750,899 : x
  2. Step 2: Convert to fraction form
    9,459,830/20,750,899 = 20,750,899/x
  3. Step 3: Cross multiply
    9,459,830x = 20,750,899 × 20,750,899
  4. Step 4: Simplify right side
    9,459,830x = 430,599,809,308,201
  5. Step 5: Solve for x
    x = 430,599,809,308,201/9,459,830
  6. Step 6: Final answer
    x = 45,518,768.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.