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Finding the Third Proportional to 4,890,912 and 11,508,108

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Solution

The third proportional to 4,890,912 and 11,508,108 is: 27,078,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,912 : 11,508,108 = 11,508,108 : x
  2. Step 2: Convert to fraction form
    4,890,912/11,508,108 = 11,508,108/x
  3. Step 3: Cross multiply
    4,890,912x = 11,508,108 × 11,508,108
  4. Step 4: Simplify right side
    4,890,912x = 132,436,549,739,664
  5. Step 5: Solve for x
    x = 132,436,549,739,664/4,890,912
  6. Step 6: Final answer
    x = 27,078,088.86

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.