Finding the Fourth Proportional to 204,832.12, 306,776.14 and 197,739.88
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Solution
The fourth proportional to 204,832.12, 306,776.14 and 197,739.88 is: 296,154.12
Step by Step Solution
- Step 1: Write the proportion equation
204,832.12 : 306,776.14 = 197,739.88 : x - Step 2: Convert to fraction form
204,832.12/306,776.14 = 197,739.88/x - Step 3: Cross multiply
204,832.12x = 306,776.14 × 197,739.88 - Step 4: Simplify right side
204,832.12x = 60,661,877,110.46 - Step 5: Solve for x
x = 60,661,877,110.46/204,832.12 - Step 6: Final answer
x = 296,154.12
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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.