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Finding the Third Proportional to 8,584,878 and 18,193,164

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Solution

The third proportional to 8,584,878 and 18,193,164 is: 38,555,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,878 : 18,193,164 = 18,193,164 : x
  2. Step 2: Convert to fraction form
    8,584,878/18,193,164 = 18,193,164/x
  3. Step 3: Cross multiply
    8,584,878x = 18,193,164 × 18,193,164
  4. Step 4: Simplify right side
    8,584,878x = 330,991,216,330,896
  5. Step 5: Solve for x
    x = 330,991,216,330,896/8,584,878
  6. Step 6: Final answer
    x = 38,555,145.03

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.