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Finding the Third Proportional to 79,860,925 and 171,826,898

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Solution

The third proportional to 79,860,925 and 171,826,898 is: 369,698,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,860,925 : 171,826,898 = 171,826,898 : x
  2. Step 2: Convert to fraction form
    79,860,925/171,826,898 = 171,826,898/x
  3. Step 3: Cross multiply
    79,860,925x = 171,826,898 × 171,826,898
  4. Step 4: Simplify right side
    79,860,925x = 29,524,482,876,302,404
  5. Step 5: Solve for x
    x = 29,524,482,876,302,404/79,860,925
  6. Step 6: Final answer
    x = 369,698,734.10

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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.