Finding the Third Proportional to 74,919.66 and 159,374.53
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Solution
The third proportional to 74,919.66 and 159,374.53 is: 339,033.07
Step by Step Solution
- Step 1: Write the proportion equation
74,919.66 : 159,374.53 = 159,374.53 : x - Step 2: Convert to fraction form
74,919.66/159,374.53 = 159,374.53/x - Step 3: Cross multiply
74,919.66x = 159,374.53 × 159,374.53 - Step 4: Simplify right side
74,919.66x = 25,400,241,211.16 - Step 5: Solve for x
x = 25,400,241,211.16/74,919.66 - Step 6: Final answer
x = 339,033.07
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.