Finding the Fourth Proportional to 336,079.18, 463,821.96 and 251,048.62
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Solution
The fourth proportional to 336,079.18, 463,821.96 and 251,048.62 is: 346,471.52
Step by Step Solution
- Step 1: Write the proportion equation
336,079.18 : 463,821.96 = 251,048.62 : x - Step 2: Convert to fraction form
336,079.18/463,821.96 = 251,048.62/x - Step 3: Cross multiply
336,079.18x = 463,821.96 × 251,048.62 - Step 4: Simplify right side
336,079.18x = 116,441,862,983.70 - Step 5: Solve for x
x = 116,441,862,983.70/336,079.18 - Step 6: Final answer
x = 346,471.52
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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.