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Finding the Third Proportional to 1,805,179.50 and 3,934,116

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Solution

The third proportional to 1,805,179.50 and 3,934,116 is: 8,573,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,179.50 : 3,934,116 = 3,934,116 : x
  2. Step 2: Convert to fraction form
    1,805,179.50/3,934,116 = 3,934,116/x
  3. Step 3: Cross multiply
    1,805,179.50x = 3,934,116 × 3,934,116
  4. Step 4: Simplify right side
    1,805,179.50x = 15,477,268,701,456
  5. Step 5: Solve for x
    x = 15,477,268,701,456/1,805,179.50
  6. Step 6: Final answer
    x = 8,573,811.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.