Finding the Fourth Proportional to 203,203.62, 304,802.01 and 55,459.62
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Solution
The fourth proportional to 203,203.62, 304,802.01 and 55,459.62 is: 83,188.50
Step by Step Solution
- Step 1: Write the proportion equation
203,203.62 : 304,802.01 = 55,459.62 : x - Step 2: Convert to fraction form
203,203.62/304,802.01 = 55,459.62/x - Step 3: Cross multiply
203,203.62x = 304,802.01 × 55,459.62 - Step 4: Simplify right side
203,203.62x = 16,904,203,649.84 - Step 5: Solve for x
x = 16,904,203,649.84/203,203.62 - Step 6: Final answer
x = 83,188.50
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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.