Finding the Fourth Proportional to 374,841.54, 516,743.26 and 267,224.74
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Solution
The fourth proportional to 374,841.54, 516,743.26 and 267,224.74 is: 368,386.55
Step by Step Solution
- Step 1: Write the proportion equation
374,841.54 : 516,743.26 = 267,224.74 : x - Step 2: Convert to fraction form
374,841.54/516,743.26 = 267,224.74/x - Step 3: Cross multiply
374,841.54x = 516,743.26 × 267,224.74 - Step 4: Simplify right side
374,841.54x = 138,086,583,300.25 - Step 5: Solve for x
x = 138,086,583,300.25/374,841.54 - Step 6: Final answer
x = 368,386.55
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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.