Finding the Fourth Proportional to 994,777.80, 1,492,166.70 and 246,823.80
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Solution
The fourth proportional to 994,777.80, 1,492,166.70 and 246,823.80 is: 370,235.70
Step by Step Solution
- Step 1: Write the proportion equation
994,777.80 : 1,492,166.70 = 246,823.80 : x - Step 2: Convert to fraction form
994,777.80/1,492,166.70 = 246,823.80/x - Step 3: Cross multiply
994,777.80x = 1,492,166.70 × 246,823.80 - Step 4: Simplify right side
994,777.80x = 368,302,255,127.46 - Step 5: Solve for x
x = 368,302,255,127.46/994,777.80 - Step 6: Final answer
x = 370,235.70
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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.