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Finding the Third Proportional to 4,113,732 and 8,859,628.75

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Solution

The third proportional to 4,113,732 and 8,859,628.75 is: 19,080,732.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113,732 : 8,859,628.75 = 8,859,628.75 : x
  2. Step 2: Convert to fraction form
    4,113,732/8,859,628.75 = 8,859,628.75/x
  3. Step 3: Cross multiply
    4,113,732x = 8,859,628.75 × 8,859,628.75
  4. Step 4: Simplify right side
    4,113,732x = 78,493,021,587,826.56
  5. Step 5: Solve for x
    x = 78,493,021,587,826.56/4,113,732
  6. Step 6: Final answer
    x = 19,080,732.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.