Finding the Fourth Proportional to 354,074.93, 531,376.89 and 204,115.08
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Solution
The fourth proportional to 354,074.93, 531,376.89 and 204,115.08 is: 306,325.09
Step by Step Solution
- Step 1: Write the proportion equation
354,074.93 : 531,376.89 = 204,115.08 : x - Step 2: Convert to fraction form
354,074.93/531,376.89 = 204,115.08/x - Step 3: Cross multiply
354,074.93x = 531,376.89 × 204,115.08 - Step 4: Simplify right side
354,074.93x = 108,462,036,412.50 - Step 5: Solve for x
x = 108,462,036,412.50/354,074.93 - Step 6: Final answer
x = 306,325.09
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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.