Finding the Fourth Proportional to 332,169.29, 458,418.99 and 188,920.79
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Solution
The fourth proportional to 332,169.29, 458,418.99 and 188,920.79 is: 260,725.12
Step by Step Solution
- Step 1: Write the proportion equation
332,169.29 : 458,418.99 = 188,920.79 : x - Step 2: Convert to fraction form
332,169.29/458,418.99 = 188,920.79/x - Step 3: Cross multiply
332,169.29x = 458,418.99 × 188,920.79 - Step 4: Simplify right side
332,169.29x = 86,604,875,449.71 - Step 5: Solve for x
x = 86,604,875,449.71/332,169.29 - Step 6: Final answer
x = 260,725.12
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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.