Finding the Third Proportional to 3,409,659.75 and 5,149,908.75
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Solution
The third proportional to 3,409,659.75 and 5,149,908.75 is: 7,778,359.74
Step by Step Solution
- Step 1: Write the proportion equation
3,409,659.75 : 5,149,908.75 = 5,149,908.75 : x - Step 2: Convert to fraction form
3,409,659.75/5,149,908.75 = 5,149,908.75/x - Step 3: Cross multiply
3,409,659.75x = 5,149,908.75 × 5,149,908.75 - Step 4: Simplify right side
3,409,659.75x = 26,521,560,133,326.56 - Step 5: Solve for x
x = 26,521,560,133,326.56/3,409,659.75 - Step 6: Final answer
x = 7,778,359.74
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.