Finding the Third Proportional to 656,120 and 1,435,682
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Solution
The third proportional to 656,120 and 1,435,682 is: 3,141,472.30
Step by Step Solution
- Step 1: Write the proportion equation
656,120 : 1,435,682 = 1,435,682 : x - Step 2: Convert to fraction form
656,120/1,435,682 = 1,435,682/x - Step 3: Cross multiply
656,120x = 1,435,682 × 1,435,682 - Step 4: Simplify right side
656,120x = 2,061,182,805,124 - Step 5: Solve for x
x = 2,061,182,805,124/656,120 - Step 6: Final answer
x = 3,141,472.30
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.