Finding the Fourth Proportional to 8,330,632.44, 11,496,120.50 and 4,708,960.44
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Solution
The fourth proportional to 8,330,632.44, 11,496,120.50 and 4,708,960.44 is: 6,498,279.34
Step by Step Solution
- Step 1: Write the proportion equation
8,330,632.44 : 11,496,120.50 = 4,708,960.44 : x - Step 2: Convert to fraction form
8,330,632.44/11,496,120.50 = 4,708,960.44/x - Step 3: Cross multiply
8,330,632.44x = 11,496,120.50 × 4,708,960.44 - Step 4: Simplify right side
8,330,632.44x = 54,134,776,647,973.02 - Step 5: Solve for x
x = 54,134,776,647,973.02/8,330,632.44 - Step 6: Final answer
x = 6,498,279.34
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1.5x scale
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.