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Finding the Third Proportional to 20,740,947 and 29,878,033.50

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Solution

The third proportional to 20,740,947 and 29,878,033.50 is: 43,040,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,740,947 : 29,878,033.50 = 29,878,033.50 : x
  2. Step 2: Convert to fraction form
    20,740,947/29,878,033.50 = 29,878,033.50/x
  3. Step 3: Cross multiply
    20,740,947x = 29,878,033.50 × 29,878,033.50
  4. Step 4: Simplify right side
    20,740,947x = 892,696,885,827,122.25
  5. Step 5: Solve for x
    x = 892,696,885,827,122.25/20,740,947
  6. Step 6: Final answer
    x = 43,040,314.69

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.