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Finding the Third Proportional to 8,296,640 and 12,445,176

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Solution

The third proportional to 8,296,640 and 12,445,176 is: 18,668,088.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296,640 : 12,445,176 = 12,445,176 : x
  2. Step 2: Convert to fraction form
    8,296,640/12,445,176 = 12,445,176/x
  3. Step 3: Cross multiply
    8,296,640x = 12,445,176 × 12,445,176
  4. Step 4: Simplify right side
    8,296,640x = 154,882,405,670,976
  5. Step 5: Solve for x
    x = 154,882,405,670,976/8,296,640
  6. Step 6: Final answer
    x = 18,668,088.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.