Finding the Third Proportional to 1,663,724.81 and 2,678,556.09
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Solution
The third proportional to 1,663,724.81 and 2,678,556.09 is: 4,312,409.54
Step by Step Solution
- Step 1: Write the proportion equation
1,663,724.81 : 2,678,556.09 = 2,678,556.09 : x - Step 2: Convert to fraction form
1,663,724.81/2,678,556.09 = 2,678,556.09/x - Step 3: Cross multiply
1,663,724.81x = 2,678,556.09 × 2,678,556.09 - Step 4: Simplify right side
1,663,724.81x = 7,174,662,747,365.26 - Step 5: Solve for x
x = 7,174,662,747,365.26/1,663,724.81 - Step 6: Final answer
x = 4,312,409.54
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.