Finding the Fourth Proportional to 962,449.92, 1,442,766.96 and 330,922.08
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Solution
The fourth proportional to 962,449.92, 1,442,766.96 and 330,922.08 is: 496,070.95
Step by Step Solution
- Step 1: Write the proportion equation
962,449.92 : 1,442,766.96 = 330,922.08 : x - Step 2: Convert to fraction form
962,449.92/1,442,766.96 = 330,922.08/x - Step 3: Cross multiply
962,449.92x = 1,442,766.96 × 330,922.08 - Step 4: Simplify right side
962,449.92x = 477,443,443,358.48 - Step 5: Solve for x
x = 477,443,443,358.48/962,449.92 - Step 6: Final answer
x = 496,070.95
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1.5x scale
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.