Finding the Fourth Proportional to 466,305.40, 699,458.10 and 298,343.80
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Solution
The fourth proportional to 466,305.40, 699,458.10 and 298,343.80 is: 447,515.70
Step by Step Solution
- Step 1: Write the proportion equation
466,305.40 : 699,458.10 = 298,343.80 : x - Step 2: Convert to fraction form
466,305.40/699,458.10 = 298,343.80/x - Step 3: Cross multiply
466,305.40x = 699,458.10 × 298,343.80 - Step 4: Simplify right side
466,305.40x = 208,678,987,494.78 - Step 5: Solve for x
x = 208,678,987,494.78/466,305.40 - Step 6: Final answer
x = 447,515.70
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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.