Finding the Fourth Proportional to 674,682.93, 1,012,190.49 and 475,392.51
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Solution
The fourth proportional to 674,682.93, 1,012,190.49 and 475,392.51 is: 713,205.80
Step by Step Solution
- Step 1: Write the proportion equation
674,682.93 : 1,012,190.49 = 475,392.51 : x - Step 2: Convert to fraction form
674,682.93/1,012,190.49 = 475,392.51/x - Step 3: Cross multiply
674,682.93x = 1,012,190.49 × 475,392.51 - Step 4: Simplify right side
674,682.93x = 481,187,777,639.23 - Step 5: Solve for x
x = 481,187,777,639.23/674,682.93 - Step 6: Final answer
x = 713,205.80
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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.