Finding the Fourth Proportional to 294,655.29, 406,627.14 and 167,331.79
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Solution
The fourth proportional to 294,655.29, 406,627.14 and 167,331.79 is: 230,919.49
Step by Step Solution
- Step 1: Write the proportion equation
294,655.29 : 406,627.14 = 167,331.79 : x - Step 2: Convert to fraction form
294,655.29/406,627.14 = 167,331.79/x - Step 3: Cross multiply
294,655.29x = 406,627.14 × 167,331.79 - Step 4: Simplify right side
294,655.29x = 68,041,647,393.32 - Step 5: Solve for x
x = 68,041,647,393.32/294,655.29 - Step 6: Final answer
x = 230,919.49
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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.