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Finding the Third Proportional to 8,313,189 and 13,238,157

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Solution

The third proportional to 8,313,189 and 13,238,157 is: 21,080,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,189 : 13,238,157 = 13,238,157 : x
  2. Step 2: Convert to fraction form
    8,313,189/13,238,157 = 13,238,157/x
  3. Step 3: Cross multiply
    8,313,189x = 13,238,157 × 13,238,157
  4. Step 4: Simplify right side
    8,313,189x = 175,248,800,756,649
  5. Step 5: Solve for x
    x = 175,248,800,756,649/8,313,189
  6. Step 6: Final answer
    x = 21,080,815.17

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.