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Finding the Third Proportional to 399,673,504 and 599,510,200

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Solution

The third proportional to 399,673,504 and 599,510,200 is: 899,265,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,673,504 : 599,510,200 = 599,510,200 : x
  2. Step 2: Convert to fraction form
    399,673,504/599,510,200 = 599,510,200/x
  3. Step 3: Cross multiply
    399,673,504x = 599,510,200 × 599,510,200
  4. Step 4: Simplify right side
    399,673,504x = 359,412,479,904,040,000
  5. Step 5: Solve for x
    x = 359,412,479,904,040,000/399,673,504
  6. Step 6: Final answer
    x = 899,265,216.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.