Finding the Fourth Proportional to 5,544,108.80, 8,316,163.20 and 4,956,243.20
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Solution
The fourth proportional to 5,544,108.80, 8,316,163.20 and 4,956,243.20 is: 7,434,364.80
Step by Step Solution
- Step 1: Write the proportion equation
5,544,108.80 : 8,316,163.20 = 4,956,243.20 : x - Step 2: Convert to fraction form
5,544,108.80/8,316,163.20 = 4,956,243.20/x - Step 3: Cross multiply
5,544,108.80x = 8,316,163.20 × 4,956,243.20 - Step 4: Simplify right side
5,544,108.80x = 41,216,927,310,090.24 - Step 5: Solve for x
x = 41,216,927,310,090.24/5,544,108.80 - Step 6: Final answer
x = 7,434,364.80
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Double scale
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Similar ratio
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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.