Finding the Fourth Proportional to 271,525.31, 406,758.18 and 177,746.75
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Solution
The fourth proportional to 271,525.31, 406,758.18 and 177,746.75 is: 266,273.32
Step by Step Solution
- Step 1: Write the proportion equation
271,525.31 : 406,758.18 = 177,746.75 : x - Step 2: Convert to fraction form
271,525.31/406,758.18 = 177,746.75/x - Step 3: Cross multiply
271,525.31x = 406,758.18 × 177,746.75 - Step 4: Simplify right side
271,525.31x = 72,299,944,530.92 - Step 5: Solve for x
x = 72,299,944,530.92/271,525.31 - Step 6: Final answer
x = 266,273.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.