Finding the Fourth Proportional to 296,578.26, 409,261.83 and 175,730.70
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Solution
The fourth proportional to 296,578.26, 409,261.83 and 175,730.70 is: 242,498.79
Step by Step Solution
- Step 1: Write the proportion equation
296,578.26 : 409,261.83 = 175,730.70 : x - Step 2: Convert to fraction form
296,578.26/409,261.83 = 175,730.70/x - Step 3: Cross multiply
296,578.26x = 409,261.83 × 175,730.70 - Step 4: Simplify right side
296,578.26x = 71,919,867,869.18 - Step 5: Solve for x
x = 71,919,867,869.18/296,578.26 - Step 6: Final answer
x = 242,498.79
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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.