Finding the Fourth Proportional to 275,486.96, 413,201.27 and 88,483.88
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Solution
The fourth proportional to 275,486.96, 413,201.27 and 88,483.88 is: 132,716.45
Step by Step Solution
- Step 1: Write the proportion equation
275,486.96 : 413,201.27 = 88,483.88 : x - Step 2: Convert to fraction form
275,486.96/413,201.27 = 88,483.88/x - Step 3: Cross multiply
275,486.96x = 413,201.27 × 88,483.88 - Step 4: Simplify right side
275,486.96x = 36,561,651,590.53 - Step 5: Solve for x
x = 36,561,651,590.53/275,486.96 - Step 6: Final answer
x = 132,716.45
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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.