Finding the Fourth Proportional to 294,466.12, 406,374.42 and 167,147.08
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Solution
The fourth proportional to 294,466.12, 406,374.42 and 167,147.08 is: 230,669.31
Step by Step Solution
- Step 1: Write the proportion equation
294,466.12 : 406,374.42 = 167,147.08 : x - Step 2: Convert to fraction form
294,466.12/406,374.42 = 167,147.08/x - Step 3: Cross multiply
294,466.12x = 406,374.42 × 167,147.08 - Step 4: Simplify right side
294,466.12x = 67,924,297,689.69 - Step 5: Solve for x
x = 67,924,297,689.69/294,466.12 - Step 6: Final answer
x = 230,669.31
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1.5x scale
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.