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Finding the Third Proportional to 5,961,879 and 12,931,965

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Solution

The third proportional to 5,961,879 and 12,931,965 is: 28,050,840.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961,879 : 12,931,965 = 12,931,965 : x
  2. Step 2: Convert to fraction form
    5,961,879/12,931,965 = 12,931,965/x
  3. Step 3: Cross multiply
    5,961,879x = 12,931,965 × 12,931,965
  4. Step 4: Simplify right side
    5,961,879x = 167,235,718,761,225
  5. Step 5: Solve for x
    x = 167,235,718,761,225/5,961,879
  6. Step 6: Final answer
    x = 28,050,840.81

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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.