Finding the Fourth Proportional to 468,929.05, 703,391.45 and 113,944.02
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Solution
The fourth proportional to 468,929.05, 703,391.45 and 113,944.02 is: 170,915.51
Step by Step Solution
- Step 1: Write the proportion equation
468,929.05 : 703,391.45 = 113,944.02 : x - Step 2: Convert to fraction form
468,929.05/703,391.45 = 113,944.02/x - Step 3: Cross multiply
468,929.05x = 703,391.45 × 113,944.02 - Step 4: Simplify right side
468,929.05x = 80,147,246,239.19 - Step 5: Solve for x
x = 80,147,246,239.19/468,929.05 - Step 6: Final answer
x = 170,915.51
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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.