Finding the Fourth Proportional to 262,116.08, 393,194.64 and 93,672.80
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Solution
The fourth proportional to 262,116.08, 393,194.64 and 93,672.80 is: 140,516.53
Step by Step Solution
- Step 1: Write the proportion equation
262,116.08 : 393,194.64 = 93,672.80 : x - Step 2: Convert to fraction form
262,116.08/393,194.64 = 93,672.80/x - Step 3: Cross multiply
262,116.08x = 393,194.64 × 93,672.80 - Step 4: Simplify right side
262,116.08x = 36,831,642,873.79 - Step 5: Solve for x
x = 36,831,642,873.79/262,116.08 - Step 6: Final answer
x = 140,516.53
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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.