Finding the Third Proportional to 1,212,609.75 and 2,640,501.75
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Solution
The third proportional to 1,212,609.75 and 2,640,501.75 is: 5,749,788.41
Step by Step Solution
- Step 1: Write the proportion equation
1,212,609.75 : 2,640,501.75 = 2,640,501.75 : x - Step 2: Convert to fraction form
1,212,609.75/2,640,501.75 = 2,640,501.75/x - Step 3: Cross multiply
1,212,609.75x = 2,640,501.75 × 2,640,501.75 - Step 4: Simplify right side
1,212,609.75x = 6,972,249,491,753.06 - Step 5: Solve for x
x = 6,972,249,491,753.06/1,212,609.75 - Step 6: Final answer
x = 5,749,788.41
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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.