Finding the Fourth Proportional to 531,926.68, 734,181.96 and 350,670.64
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Solution
The fourth proportional to 531,926.68, 734,181.96 and 350,670.64 is: 484,006.66
Step by Step Solution
- Step 1: Write the proportion equation
531,926.68 : 734,181.96 = 350,670.64 : x - Step 2: Convert to fraction form
531,926.68/734,181.96 = 350,670.64/x - Step 3: Cross multiply
531,926.68x = 734,181.96 × 350,670.64 - Step 4: Simplify right side
531,926.68x = 257,456,057,789.65 - Step 5: Solve for x
x = 257,456,057,789.65/531,926.68 - Step 6: Final answer
x = 484,006.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.