Finding the Third Proportional to 74,471.63 and 159,603.75
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Solution
The third proportional to 74,471.63 and 159,603.75 is: 342,054.53
Step by Step Solution
- Step 1: Write the proportion equation
74,471.63 : 159,603.75 = 159,603.75 : x - Step 2: Convert to fraction form
74,471.63/159,603.75 = 159,603.75/x - Step 3: Cross multiply
74,471.63x = 159,603.75 × 159,603.75 - Step 4: Simplify right side
74,471.63x = 25,473,357,014.06 - Step 5: Solve for x
x = 25,473,357,014.06/74,471.63 - Step 6: Final answer
x = 342,054.53
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.