Finding the Fourth Proportional to 1,568,928.26, 2,354,653.35 and 810,991.70
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Solution
The fourth proportional to 1,568,928.26, 2,354,653.35 and 810,991.70 is: 1,217,139.35
Step by Step Solution
- Step 1: Write the proportion equation
1,568,928.26 : 2,354,653.35 = 810,991.70 : x - Step 2: Convert to fraction form
1,568,928.26/2,354,653.35 = 810,991.70/x - Step 3: Cross multiply
1,568,928.26x = 2,354,653.35 × 810,991.70 - Step 4: Simplify right side
1,568,928.26x = 1,909,604,323,227.20 - Step 5: Solve for x
x = 1,909,604,323,227.20/1,568,928.26 - Step 6: Final answer
x = 1,217,139.35
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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.