Finding the Third Proportional to 7,432.38 and 11,481.75
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Solution
The third proportional to 7,432.38 and 11,481.75 is: 17,737.32
Step by Step Solution
- Step 1: Write the proportion equation
7,432.38 : 11,481.75 = 11,481.75 : x - Step 2: Convert to fraction form
7,432.38/11,481.75 = 11,481.75/x - Step 3: Cross multiply
7,432.38x = 11,481.75 × 11,481.75 - Step 4: Simplify right side
7,432.38x = 131,830,583.06 - Step 5: Solve for x
x = 131,830,583.06/7,432.38 - Step 6: Final answer
x = 17,737.32
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.