Finding the Third Proportional to 897,857 and 1,938,142
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Solution
The third proportional to 897,857 and 1,938,142 is: 4,183,733.50
Step by Step Solution
- Step 1: Write the proportion equation
897,857 : 1,938,142 = 1,938,142 : x - Step 2: Convert to fraction form
897,857/1,938,142 = 1,938,142/x - Step 3: Cross multiply
897,857x = 1,938,142 × 1,938,142 - Step 4: Simplify right side
897,857x = 3,756,394,412,164 - Step 5: Solve for x
x = 3,756,394,412,164/897,857 - Step 6: Final answer
x = 4,183,733.50
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.