Finding the Third Proportional to 724,837 and 1,542,987
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Solution
The third proportional to 724,837 and 1,542,987 is: 3,284,612.79
Step by Step Solution
- Step 1: Write the proportion equation
724,837 : 1,542,987 = 1,542,987 : x - Step 2: Convert to fraction form
724,837/1,542,987 = 1,542,987/x - Step 3: Cross multiply
724,837x = 1,542,987 × 1,542,987 - Step 4: Simplify right side
724,837x = 2,380,808,882,169 - Step 5: Solve for x
x = 2,380,808,882,169/724,837 - Step 6: Final answer
x = 3,284,612.79
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.