Finding the Fourth Proportional to 301,716.06, 416,370.84 and 165,753.06
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Solution
The fourth proportional to 301,716.06, 416,370.84 and 165,753.06 is: 228,740.69
Step by Step Solution
- Step 1: Write the proportion equation
301,716.06 : 416,370.84 = 165,753.06 : x - Step 2: Convert to fraction form
301,716.06/416,370.84 = 165,753.06/x - Step 3: Cross multiply
301,716.06x = 416,370.84 × 165,753.06 - Step 4: Simplify right side
301,716.06x = 69,014,740,824.77 - Step 5: Solve for x
x = 69,014,740,824.77/301,716.06 - Step 6: Final answer
x = 228,740.69
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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.