Finding the Fourth Proportional to 441,259.65, 664,833.62 and 399,186.63
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Solution
The fourth proportional to 441,259.65, 664,833.62 and 399,186.63 is: 601,443.38
Step by Step Solution
- Step 1: Write the proportion equation
441,259.65 : 664,833.62 = 399,186.63 : x - Step 2: Convert to fraction form
441,259.65/664,833.62 = 399,186.63/x - Step 3: Cross multiply
441,259.65x = 664,833.62 × 399,186.63 - Step 4: Simplify right side
441,259.65x = 265,392,693,276.47 - Step 5: Solve for x
x = 265,392,693,276.47/441,259.65 - Step 6: Final answer
x = 601,443.38
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.