Finding the Third Proportional to 986,922 and 2,123,532
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Solution
The third proportional to 986,922 and 2,123,532 is: 4,569,143.41
Step by Step Solution
- Step 1: Write the proportion equation
986,922 : 2,123,532 = 2,123,532 : x - Step 2: Convert to fraction form
986,922/2,123,532 = 2,123,532/x - Step 3: Cross multiply
986,922x = 2,123,532 × 2,123,532 - Step 4: Simplify right side
986,922x = 4,509,388,155,024 - Step 5: Solve for x
x = 4,509,388,155,024/986,922 - Step 6: Final answer
x = 4,569,143.41
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.