Finding the Third Proportional to 905,690 and 1,332,286
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Solution
The third proportional to 905,690 and 1,332,286 is: 1,959,816.26
Step by Step Solution
- Step 1: Write the proportion equation
905,690 : 1,332,286 = 1,332,286 : x - Step 2: Convert to fraction form
905,690/1,332,286 = 1,332,286/x - Step 3: Cross multiply
905,690x = 1,332,286 × 1,332,286 - Step 4: Simplify right side
905,690x = 1,774,985,985,796 - Step 5: Solve for x
x = 1,774,985,985,796/905,690 - Step 6: Final answer
x = 1,959,816.26
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.