Finding the Fourth Proportional to 703,063.27, 970,222.49 and 380,765.99
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Solution
The fourth proportional to 703,063.27, 970,222.49 and 380,765.99 is: 525,454.46
Step by Step Solution
- Step 1: Write the proportion equation
703,063.27 : 970,222.49 = 380,765.99 : x - Step 2: Convert to fraction form
703,063.27/970,222.49 = 380,765.99/x - Step 3: Cross multiply
703,063.27x = 970,222.49 × 380,765.99 - Step 4: Simplify right side
703,063.27x = 369,427,725,021.29 - Step 5: Solve for x
x = 369,427,725,021.29/703,063.27 - Step 6: Final answer
x = 525,454.46
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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.