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Finding the Third Proportional to 5,867,858 and 8,976,135

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Solution

The third proportional to 5,867,858 and 8,976,135 is: 13,730,904.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867,858 : 8,976,135 = 8,976,135 : x
  2. Step 2: Convert to fraction form
    5,867,858/8,976,135 = 8,976,135/x
  3. Step 3: Cross multiply
    5,867,858x = 8,976,135 × 8,976,135
  4. Step 4: Simplify right side
    5,867,858x = 80,570,999,538,225
  5. Step 5: Solve for x
    x = 80,570,999,538,225/5,867,858
  6. Step 6: Final answer
    x = 13,730,904.79

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.