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Finding the Third Proportional to 173,942,138 and 372,783,567.50

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Solution

The third proportional to 173,942,138 and 372,783,567.50 is: 798,929,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,942,138 : 372,783,567.50 = 372,783,567.50 : x
  2. Step 2: Convert to fraction form
    173,942,138/372,783,567.50 = 372,783,567.50/x
  3. Step 3: Cross multiply
    173,942,138x = 372,783,567.50 × 372,783,567.50
  4. Step 4: Simplify right side
    173,942,138x = 138,967,588,198,027,056
  5. Step 5: Solve for x
    x = 138,967,588,198,027,056/173,942,138
  6. Step 6: Final answer
    x = 798,929,976.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.