Finding the Fourth Proportional to 294,232.62, 406,029.06 and 166,905.48
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Solution
The fourth proportional to 294,232.62, 406,029.06 and 166,905.48 is: 230,322.78
Step by Step Solution
- Step 1: Write the proportion equation
294,232.62 : 406,029.06 = 166,905.48 : x - Step 2: Convert to fraction form
294,232.62/406,029.06 = 166,905.48/x - Step 3: Cross multiply
294,232.62x = 406,029.06 × 166,905.48 - Step 4: Simplify right side
294,232.62x = 67,768,475,153.25 - Step 5: Solve for x
x = 67,768,475,153.25/294,232.62 - Step 6: Final answer
x = 230,322.78
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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.