Finding the Third Proportional to 668,228 and 1,036,286
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Solution
The third proportional to 668,228 and 1,036,286 is: 1,607,069.25
Step by Step Solution
- Step 1: Write the proportion equation
668,228 : 1,036,286 = 1,036,286 : x - Step 2: Convert to fraction form
668,228/1,036,286 = 1,036,286/x - Step 3: Cross multiply
668,228x = 1,036,286 × 1,036,286 - Step 4: Simplify right side
668,228x = 1,073,888,673,796 - Step 5: Solve for x
x = 1,073,888,673,796/668,228 - Step 6: Final answer
x = 1,607,069.25
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.