Finding the Third Proportional to 874,928 and 1,251,142
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Solution
The third proportional to 874,928 and 1,251,142 is: 1,789,125.85
Step by Step Solution
- Step 1: Write the proportion equation
874,928 : 1,251,142 = 1,251,142 : x - Step 2: Convert to fraction form
874,928/1,251,142 = 1,251,142/x - Step 3: Cross multiply
874,928x = 1,251,142 × 1,251,142 - Step 4: Simplify right side
874,928x = 1,565,356,304,164 - Step 5: Solve for x
x = 1,565,356,304,164/874,928 - Step 6: Final answer
x = 1,789,125.85
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.