Finding the Third Proportional to 984,777 and 2,120,214
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Solution
The third proportional to 984,777 and 2,120,214 is: 4,564,797.32
Step by Step Solution
- Step 1: Write the proportion equation
984,777 : 2,120,214 = 2,120,214 : x - Step 2: Convert to fraction form
984,777/2,120,214 = 2,120,214/x - Step 3: Cross multiply
984,777x = 2,120,214 × 2,120,214 - Step 4: Simplify right side
984,777x = 4,495,307,405,796 - Step 5: Solve for x
x = 4,495,307,405,796/984,777 - Step 6: Final answer
x = 4,564,797.32
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.