Finding the Fourth Proportional to 5,088,555.50, 7,631,650.44 and 1,493,357.13
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Solution
The fourth proportional to 5,088,555.50, 7,631,650.44 and 1,493,357.13 is: 2,239,688.57
Step by Step Solution
- Step 1: Write the proportion equation
5,088,555.50 : 7,631,650.44 = 1,493,357.13 : x - Step 2: Convert to fraction form
5,088,555.50/7,631,650.44 = 1,493,357.13/x - Step 3: Cross multiply
5,088,555.50x = 7,631,650.44 × 1,493,357.13 - Step 4: Simplify right side
5,088,555.50x = 11,396,779,598,241.64 - Step 5: Solve for x
x = 11,396,779,598,241.64/5,088,555.50 - Step 6: Final answer
x = 2,239,688.57
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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.