Finding the Fourth Proportional to 332,685.30, 459,110.14 and 189,445.91
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Solution
The fourth proportional to 332,685.30, 459,110.14 and 189,445.91 is: 261,437.88
Step by Step Solution
- Step 1: Write the proportion equation
332,685.30 : 459,110.14 = 189,445.91 : x - Step 2: Convert to fraction form
332,685.30/459,110.14 = 189,445.91/x - Step 3: Cross multiply
332,685.30x = 459,110.14 × 189,445.91 - Step 4: Simplify right side
332,685.30x = 86,976,537,215.03 - Step 5: Solve for x
x = 86,976,537,215.03/332,685.30 - Step 6: Final answer
x = 261,437.88
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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.