Finding the Fourth Proportional to 341,229.80, 511,844.70 and 262,497.80
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Solution
The fourth proportional to 341,229.80, 511,844.70 and 262,497.80 is: 393,746.70
Step by Step Solution
- Step 1: Write the proportion equation
341,229.80 : 511,844.70 = 262,497.80 : x - Step 2: Convert to fraction form
341,229.80/511,844.70 = 262,497.80/x - Step 3: Cross multiply
341,229.80x = 511,844.70 × 262,497.80 - Step 4: Simplify right side
341,229.80x = 134,358,107,691.66 - Step 5: Solve for x
x = 134,358,107,691.66/341,229.80 - Step 6: Final answer
x = 393,746.70
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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.