Finding the Fourth Proportional to 264,721.41, 396,859.05 and 114,848.94
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Solution
The fourth proportional to 264,721.41, 396,859.05 and 114,848.94 is: 172,176.63
Step by Step Solution
- Step 1: Write the proportion equation
264,721.41 : 396,859.05 = 114,848.94 : x - Step 2: Convert to fraction form
264,721.41/396,859.05 = 114,848.94/x - Step 3: Cross multiply
264,721.41x = 396,859.05 × 114,848.94 - Step 4: Simplify right side
264,721.41x = 45,578,841,221.91 - Step 5: Solve for x
x = 45,578,841,221.91/264,721.41 - Step 6: Final answer
x = 172,176.63
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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.