Finding the Third Proportional to 676,974 and 1,486,806
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Solution
The third proportional to 676,974 and 1,486,806 is: 3,265,401.75
Step by Step Solution
- Step 1: Write the proportion equation
676,974 : 1,486,806 = 1,486,806 : x - Step 2: Convert to fraction form
676,974/1,486,806 = 1,486,806/x - Step 3: Cross multiply
676,974x = 1,486,806 × 1,486,806 - Step 4: Simplify right side
676,974x = 2,210,592,081,636 - Step 5: Solve for x
x = 2,210,592,081,636/676,974 - Step 6: Final answer
x = 3,265,401.75
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.