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Finding the Third Proportional to 40,373,104 and 87,560,900

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Solution

The third proportional to 40,373,104 and 87,560,900 is: 189,901,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,373,104 : 87,560,900 = 87,560,900 : x
  2. Step 2: Convert to fraction form
    40,373,104/87,560,900 = 87,560,900/x
  3. Step 3: Cross multiply
    40,373,104x = 87,560,900 × 87,560,900
  4. Step 4: Simplify right side
    40,373,104x = 7,666,911,208,810,000
  5. Step 5: Solve for x
    x = 7,666,911,208,810,000/40,373,104
  6. Step 6: Final answer
    x = 189,901,455.40

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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.