Finding the Fourth Proportional to 4,330,234.80, 6,496,907.40 and 4,174,714.80
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Solution
The fourth proportional to 4,330,234.80, 6,496,907.40 and 4,174,714.80 is: 6,263,571.55
Step by Step Solution
- Step 1: Write the proportion equation
4,330,234.80 : 6,496,907.40 = 4,174,714.80 : x - Step 2: Convert to fraction form
4,330,234.80/6,496,907.40 = 4,174,714.80/x - Step 3: Cross multiply
4,330,234.80x = 6,496,907.40 × 4,174,714.80 - Step 4: Simplify right side
4,330,234.80x = 27,122,735,477,009.52 - Step 5: Solve for x
x = 27,122,735,477,009.52/4,330,234.80 - Step 6: Final answer
x = 6,263,571.55
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1.5x scale
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.