Finding the Fourth Proportional to 852,304.73, 1,176,162.39 and 465,107.31
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Solution
The fourth proportional to 852,304.73, 1,176,162.39 and 465,107.31 is: 641,838.19
Step by Step Solution
- Step 1: Write the proportion equation
852,304.73 : 1,176,162.39 = 465,107.31 : x - Step 2: Convert to fraction form
852,304.73/1,176,162.39 = 465,107.31/x - Step 3: Cross multiply
852,304.73x = 1,176,162.39 × 465,107.31 - Step 4: Simplify right side
852,304.73x = 547,041,725,336.07 - Step 5: Solve for x
x = 547,041,725,336.07/852,304.73 - Step 6: Final answer
x = 641,838.19
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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.