Finding the Third Proportional to 789,426 and 1,908,846
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Solution
The third proportional to 789,426 and 1,908,846 is: 4,615,623.32
Step by Step Solution
- Step 1: Write the proportion equation
789,426 : 1,908,846 = 1,908,846 : x - Step 2: Convert to fraction form
789,426/1,908,846 = 1,908,846/x - Step 3: Cross multiply
789,426x = 1,908,846 × 1,908,846 - Step 4: Simplify right side
789,426x = 3,643,693,051,716 - Step 5: Solve for x
x = 3,643,693,051,716/789,426 - Step 6: Final answer
x = 4,615,623.32
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Why These Related Problems?
These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.