Finding the Fourth Proportional to 606,935.52, 837,965.52 and 543,163.68
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Solution
The fourth proportional to 606,935.52, 837,965.52 and 543,163.68 is: 749,918.93
Step by Step Solution
- Step 1: Write the proportion equation
606,935.52 : 837,965.52 = 543,163.68 : x - Step 2: Convert to fraction form
606,935.52/837,965.52 = 543,163.68/x - Step 3: Cross multiply
606,935.52x = 837,965.52 × 543,163.68 - Step 4: Simplify right side
606,935.52x = 455,152,435,556.31 - Step 5: Solve for x
x = 455,152,435,556.31/606,935.52 - Step 6: Final answer
x = 749,918.93
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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.