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Finding the Third Proportional to 3,994,432.50 and 8,736,177

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Solution

The third proportional to 3,994,432.50 and 8,736,177 is: 19,106,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,432.50 : 8,736,177 = 8,736,177 : x
  2. Step 2: Convert to fraction form
    3,994,432.50/8,736,177 = 8,736,177/x
  3. Step 3: Cross multiply
    3,994,432.50x = 8,736,177 × 8,736,177
  4. Step 4: Simplify right side
    3,994,432.50x = 76,320,788,575,329
  5. Step 5: Solve for x
    x = 76,320,788,575,329/3,994,432.50
  6. Step 6: Final answer
    x = 19,106,791.41

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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.