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Finding the Third Proportional to 19,879,976 and 43,482,056

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Solution

The third proportional to 19,879,976 and 43,482,056 is: 95,105,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,879,976 : 43,482,056 = 43,482,056 : x
  2. Step 2: Convert to fraction form
    19,879,976/43,482,056 = 43,482,056/x
  3. Step 3: Cross multiply
    19,879,976x = 43,482,056 × 43,482,056
  4. Step 4: Simplify right side
    19,879,976x = 1,890,689,193,987,136
  5. Step 5: Solve for x
    x = 1,890,689,193,987,136/19,879,976
  6. Step 6: Final answer
    x = 95,105,205.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.