Finding the Third Proportional to 834,885 and 1,787,827
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Solution
The third proportional to 834,885 and 1,787,827 is: 3,828,461.86
Step by Step Solution
- Step 1: Write the proportion equation
834,885 : 1,787,827 = 1,787,827 : x - Step 2: Convert to fraction form
834,885/1,787,827 = 1,787,827/x - Step 3: Cross multiply
834,885x = 1,787,827 × 1,787,827 - Step 4: Simplify right side
834,885x = 3,196,325,381,929 - Step 5: Solve for x
x = 3,196,325,381,929/834,885 - Step 6: Final answer
x = 3,828,461.86
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.