Finding the Fourth Proportional to 1,661,645.26, 2,492,914.20 and 524,451.44
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Solution
The fourth proportional to 1,661,645.26, 2,492,914.20 and 524,451.44 is: 786,818.03
Step by Step Solution
- Step 1: Write the proportion equation
1,661,645.26 : 2,492,914.20 = 524,451.44 : x - Step 2: Convert to fraction form
1,661,645.26/2,492,914.20 = 524,451.44/x - Step 3: Cross multiply
1,661,645.26x = 2,492,914.20 × 524,451.44 - Step 4: Simplify right side
1,661,645.26x = 1,307,412,441,986.45 - Step 5: Solve for x
x = 1,307,412,441,986.45/1,661,645.26 - Step 6: Final answer
x = 786,818.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.