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Finding the Third Proportional to 40,662,820.50 and 89,396,880

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Solution

The third proportional to 40,662,820.50 and 89,396,880 is: 196,538,313.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,662,820.50 : 89,396,880 = 89,396,880 : x
  2. Step 2: Convert to fraction form
    40,662,820.50/89,396,880 = 89,396,880/x
  3. Step 3: Cross multiply
    40,662,820.50x = 89,396,880 × 89,396,880
  4. Step 4: Simplify right side
    40,662,820.50x = 7,991,802,153,734,400
  5. Step 5: Solve for x
    x = 7,991,802,153,734,400/40,662,820.50
  6. Step 6: Final answer
    x = 196,538,313.27

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.