Finding the Fourth Proportional to 416,027.80, 623,811.30 and 179,330.20
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Solution
The fourth proportional to 416,027.80, 623,811.30 and 179,330.20 is: 268,895.99
Step by Step Solution
- Step 1: Write the proportion equation
416,027.80 : 623,811.30 = 179,330.20 : x - Step 2: Convert to fraction form
416,027.80/623,811.30 = 179,330.20/x - Step 3: Cross multiply
416,027.80x = 623,811.30 × 179,330.20 - Step 4: Simplify right side
416,027.80x = 111,868,205,191.26 - Step 5: Solve for x
x = 111,868,205,191.26/416,027.80 - Step 6: Final answer
x = 268,895.99
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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.