Finding the Third Proportional to 220,466.81 and 322,197.75
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Solution
The third proportional to 220,466.81 and 322,197.75 is: 470,870.83
Step by Step Solution
- Step 1: Write the proportion equation
220,466.81 : 322,197.75 = 322,197.75 : x - Step 2: Convert to fraction form
220,466.81/322,197.75 = 322,197.75/x - Step 3: Cross multiply
220,466.81x = 322,197.75 × 322,197.75 - Step 4: Simplify right side
220,466.81x = 103,811,390,105.06 - Step 5: Solve for x
x = 103,811,390,105.06/220,466.81 - Step 6: Final answer
x = 470,870.83
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.