Finding the Fourth Proportional to 441,368.66, 607,177.42 and 386,674.49
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Solution
The fourth proportional to 441,368.66, 607,177.42 and 386,674.49 is: 531,936.31
Step by Step Solution
- Step 1: Write the proportion equation
441,368.66 : 607,177.42 = 386,674.49 : x - Step 2: Convert to fraction form
441,368.66/607,177.42 = 386,674.49/x - Step 3: Cross multiply
441,368.66x = 607,177.42 × 386,674.49 - Step 4: Simplify right side
441,368.66x = 234,780,019,769.27 - Step 5: Solve for x
x = 234,780,019,769.27/441,368.66 - Step 6: Final answer
x = 531,936.31
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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.