Finding the Fourth Proportional to 571,544.39, 857,411.36 and 192,497.19
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Solution
The fourth proportional to 571,544.39, 857,411.36 and 192,497.19 is: 288,777.71
Step by Step Solution
- Step 1: Write the proportion equation
571,544.39 : 857,411.36 = 192,497.19 : x - Step 2: Convert to fraction form
571,544.39/857,411.36 = 192,497.19/x - Step 3: Cross multiply
571,544.39x = 857,411.36 × 192,497.19 - Step 4: Simplify right side
571,544.39x = 165,049,276,511.59 - Step 5: Solve for x
x = 165,049,276,511.59/571,544.39 - Step 6: Final answer
x = 288,777.71
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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.