Finding the Third Proportional to 986,346.28 and 2,122,502.06
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Solution
The third proportional to 986,346.28 and 2,122,502.06 is: 4,567,376.68
Step by Step Solution
- Step 1: Write the proportion equation
986,346.28 : 2,122,502.06 = 2,122,502.06 : x - Step 2: Convert to fraction form
986,346.28/2,122,502.06 = 2,122,502.06/x - Step 3: Cross multiply
986,346.28x = 2,122,502.06 × 2,122,502.06 - Step 4: Simplify right side
986,346.28x = 4,505,015,005,316.75 - Step 5: Solve for x
x = 4,505,015,005,316.75/986,346.28 - Step 6: Final answer
x = 4,567,376.68
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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.