Finding the Fourth Proportional to 3,048,624.95, 4,572,939.26 and 774,319.91
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Solution
The fourth proportional to 3,048,624.95, 4,572,939.26 and 774,319.91 is: 1,161,480.33
Step by Step Solution
- Step 1: Write the proportion equation
3,048,624.95 : 4,572,939.26 = 774,319.91 : x - Step 2: Convert to fraction form
3,048,624.95/4,572,939.26 = 774,319.91/x - Step 3: Cross multiply
3,048,624.95x = 4,572,939.26 × 774,319.91 - Step 4: Simplify right side
3,048,624.95x = 3,540,917,923,799.42 - Step 5: Solve for x
x = 3,540,917,923,799.42/3,048,624.95 - Step 6: Final answer
x = 1,161,480.33
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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.