Finding the Fourth Proportional to 296,733.91, 409,492.84 and 160,768.79
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Solution
The fourth proportional to 296,733.91, 409,492.84 and 160,768.79 is: 221,860.96
Step by Step Solution
- Step 1: Write the proportion equation
296,733.91 : 409,492.84 = 160,768.79 : x - Step 2: Convert to fraction form
296,733.91/409,492.84 = 160,768.79/x - Step 3: Cross multiply
296,733.91x = 409,492.84 × 160,768.79 - Step 4: Simplify right side
296,733.91x = 65,833,668,400.46 - Step 5: Solve for x
x = 65,833,668,400.46/296,733.91 - Step 6: Final answer
x = 221,860.96
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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.