Finding the Third Proportional to 720,867,091 and 1,116,717,779
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Solution
The third proportional to 720,867,091 and 1,116,717,779 is: 1,729,942,472.76
Step by Step Solution
- Step 1: Write the proportion equation
720,867,091 : 1,116,717,779 = 1,116,717,779 : x - Step 2: Convert to fraction form
720,867,091/1,116,717,779 = 1,116,717,779/x - Step 3: Cross multiply
720,867,091x = 1,116,717,779 × 1,116,717,779 - Step 4: Simplify right side
720,867,091x = 1,247,058,597,934,692,864 - Step 5: Solve for x
x = 1,247,058,597,934,692,864/720,867,091 - Step 6: Final answer
x = 1,729,942,472.76
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.