Finding the Fourth Proportional to 535,474.70, 738,952.08 and 293,751.08
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Solution
The fourth proportional to 535,474.70, 738,952.08 and 293,751.08 is: 405,374.84
Step by Step Solution
- Step 1: Write the proportion equation
535,474.70 : 738,952.08 = 293,751.08 : x - Step 2: Convert to fraction form
535,474.70/738,952.08 = 293,751.08/x - Step 3: Cross multiply
535,474.70x = 738,952.08 × 293,751.08 - Step 4: Simplify right side
535,474.70x = 217,067,971,568.25 - Step 5: Solve for x
x = 217,067,971,568.25/535,474.70 - Step 6: Final answer
x = 405,374.84
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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.