Finding the Fourth Proportional to 204,447.20, 306,670.80 and 195,261.80
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Solution
The fourth proportional to 204,447.20, 306,670.80 and 195,261.80 is: 292,892.70
Step by Step Solution
- Step 1: Write the proportion equation
204,447.20 : 306,670.80 = 195,261.80 : x - Step 2: Convert to fraction form
204,447.20/306,670.80 = 195,261.80/x - Step 3: Cross multiply
204,447.20x = 306,670.80 × 195,261.80 - Step 4: Simplify right side
204,447.20x = 59,881,092,415.44 - Step 5: Solve for x
x = 59,881,092,415.44/204,447.20 - Step 6: Final answer
x = 292,892.70
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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.