Finding the Fourth Proportional to 424,117.88, 585,283.88 and 242,832.59
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Solution
The fourth proportional to 424,117.88, 585,283.88 and 242,832.59 is: 335,109.66
Step by Step Solution
- Step 1: Write the proportion equation
424,117.88 : 585,283.88 = 242,832.59 : x - Step 2: Convert to fraction form
424,117.88/585,283.88 = 242,832.59/x - Step 3: Cross multiply
424,117.88x = 585,283.88 × 242,832.59 - Step 4: Simplify right side
424,117.88x = 142,125,998,146.31 - Step 5: Solve for x
x = 142,125,998,146.31/424,117.88 - Step 6: Final answer
x = 335,109.66
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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.