Finding the Fourth Proportional to 1,619,211.88, 2,428,821.66 and 497,279.08
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Solution
The fourth proportional to 1,619,211.88, 2,428,821.66 and 497,279.08 is: 745,919.80
Step by Step Solution
- Step 1: Write the proportion equation
1,619,211.88 : 2,428,821.66 = 497,279.08 : x - Step 2: Convert to fraction form
1,619,211.88/2,428,821.66 = 497,279.08/x - Step 3: Cross multiply
1,619,211.88x = 2,428,821.66 × 497,279.08 - Step 4: Simplify right side
1,619,211.88x = 1,207,802,200,568.87 - Step 5: Solve for x
x = 1,207,802,200,568.87/1,619,211.88 - Step 6: Final answer
x = 745,919.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.