Finding the Fourth Proportional to 296,640.24, 409,363.34 and 160,676.84
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Solution
The fourth proportional to 296,640.24, 409,363.34 and 160,676.84 is: 221,733.94
Step by Step Solution
- Step 1: Write the proportion equation
296,640.24 : 409,363.34 = 160,676.84 : x - Step 2: Convert to fraction form
296,640.24/409,363.34 = 160,676.84/x - Step 3: Cross multiply
296,640.24x = 409,363.34 × 160,676.84 - Step 4: Simplify right side
296,640.24x = 65,775,208,307.45 - Step 5: Solve for x
x = 65,775,208,307.45/296,640.24 - Step 6: Final answer
x = 221,733.94
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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.