Finding the Fourth Proportional to 1,011,841.24, 1,396,394.97 and 582,186.87
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Solution
The fourth proportional to 1,011,841.24, 1,396,394.97 and 582,186.87 is: 803,448.98
Step by Step Solution
- Step 1: Write the proportion equation
1,011,841.24 : 1,396,394.97 = 582,186.87 : x - Step 2: Convert to fraction form
1,011,841.24/1,396,394.97 = 582,186.87/x - Step 3: Cross multiply
1,011,841.24x = 1,396,394.97 × 582,186.87 - Step 4: Simplify right side
1,011,841.24x = 812,962,816,868.04 - Step 5: Solve for x
x = 812,962,816,868.04/1,011,841.24 - Step 6: Final answer
x = 803,448.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.