Finding the Third Proportional to 62,948.81 and 128,805.19
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Solution
The third proportional to 62,948.81 and 128,805.19 is: 263,559.80
Step by Step Solution
- Step 1: Write the proportion equation
62,948.81 : 128,805.19 = 128,805.19 : x - Step 2: Convert to fraction form
62,948.81/128,805.19 = 128,805.19/x - Step 3: Cross multiply
62,948.81x = 128,805.19 × 128,805.19 - Step 4: Simplify right side
62,948.81x = 16,590,776,326.91 - Step 5: Solve for x
x = 16,590,776,326.91/62,948.81 - Step 6: Final answer
x = 263,559.80
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.