Finding the Third Proportional to 74,471.25 and 162,045.75
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Solution
The third proportional to 74,471.25 and 162,045.75 is: 352,603.52
Step by Step Solution
- Step 1: Write the proportion equation
74,471.25 : 162,045.75 = 162,045.75 : x - Step 2: Convert to fraction form
74,471.25/162,045.75 = 162,045.75/x - Step 3: Cross multiply
74,471.25x = 162,045.75 × 162,045.75 - Step 4: Simplify right side
74,471.25x = 26,258,825,093.06 - Step 5: Solve for x
x = 26,258,825,093.06/74,471.25 - Step 6: Final answer
x = 352,603.52
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.