Finding the Fourth Proportional to 336,808.48, 464,779.92 and 193,467.68
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Solution
The fourth proportional to 336,808.48, 464,779.92 and 193,467.68 is: 266,976.33
Step by Step Solution
- Step 1: Write the proportion equation
336,808.48 : 464,779.92 = 193,467.68 : x - Step 2: Convert to fraction form
336,808.48/464,779.92 = 193,467.68/x - Step 3: Cross multiply
336,808.48x = 464,779.92 × 193,467.68 - Step 4: Simplify right side
336,808.48x = 89,919,892,832.99 - Step 5: Solve for x
x = 89,919,892,832.99/336,808.48 - Step 6: Final answer
x = 266,976.33
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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.