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Finding the Third Proportional to 166,916,704.50 and 358,514,505

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Solution

The third proportional to 166,916,704.50 and 358,514,505 is: 770,040,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,916,704.50 : 358,514,505 = 358,514,505 : x
  2. Step 2: Convert to fraction form
    166,916,704.50/358,514,505 = 358,514,505/x
  3. Step 3: Cross multiply
    166,916,704.50x = 358,514,505 × 358,514,505
  4. Step 4: Simplify right side
    166,916,704.50x = 128,532,650,295,395,024
  5. Step 5: Solve for x
    x = 128,532,650,295,395,024/166,916,704.50
  6. Step 6: Final answer
    x = 770,040,665.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.