Finding the Fourth Proportional to 294,433.58, 406,330.80 and 167,121.02
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Solution
The fourth proportional to 294,433.58, 406,330.80 and 167,121.02 is: 230,634.08
Step by Step Solution
- Step 1: Write the proportion equation
294,433.58 : 406,330.80 = 167,121.02 : x - Step 2: Convert to fraction form
294,433.58/406,330.80 = 167,121.02/x - Step 3: Cross multiply
294,433.58x = 406,330.80 × 167,121.02 - Step 4: Simplify right side
294,433.58x = 67,906,417,753.42 - Step 5: Solve for x
x = 67,906,417,753.42/294,433.58 - Step 6: Final answer
x = 230,634.08
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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.