Finding the Fourth Proportional to 294,316.34, 406,234.20 and 173,538.08
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Solution
The fourth proportional to 294,316.34, 406,234.20 and 173,538.08 is: 239,528.34
Step by Step Solution
- Step 1: Write the proportion equation
294,316.34 : 406,234.20 = 173,538.08 : x - Step 2: Convert to fraction form
294,316.34/406,234.20 = 173,538.08/x - Step 3: Cross multiply
294,316.34x = 406,234.20 × 173,538.08 - Step 4: Simplify right side
294,316.34x = 70,497,103,241.31 - Step 5: Solve for x
x = 70,497,103,241.31/294,316.34 - Step 6: Final answer
x = 239,528.34
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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.