Finding the Third Proportional to 976,678 and 2,028,206
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Solution
The third proportional to 976,678 and 2,028,206 is: 4,211,848.30
Step by Step Solution
- Step 1: Write the proportion equation
976,678 : 2,028,206 = 2,028,206 : x - Step 2: Convert to fraction form
976,678/2,028,206 = 2,028,206/x - Step 3: Cross multiply
976,678x = 2,028,206 × 2,028,206 - Step 4: Simplify right side
976,678x = 4,113,619,578,436 - Step 5: Solve for x
x = 4,113,619,578,436/976,678 - Step 6: Final answer
x = 4,211,848.30
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.