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Finding the Third Proportional to 8,943,860 and 19,303,928

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Solution

The third proportional to 8,943,860 and 19,303,928 is: 41,664,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943,860 : 19,303,928 = 19,303,928 : x
  2. Step 2: Convert to fraction form
    8,943,860/19,303,928 = 19,303,928/x
  3. Step 3: Cross multiply
    8,943,860x = 19,303,928 × 19,303,928
  4. Step 4: Simplify right side
    8,943,860x = 372,641,636,229,184
  5. Step 5: Solve for x
    x = 372,641,636,229,184/8,943,860
  6. Step 6: Final answer
    x = 41,664,520.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.