Finding the Fourth Proportional to 1,336,880.19, 2,005,385.99 and 437,957.67
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Solution
The fourth proportional to 1,336,880.19, 2,005,385.99 and 437,957.67 is: 656,958.03
Step by Step Solution
- Step 1: Write the proportion equation
1,336,880.19 : 2,005,385.99 = 437,957.67 : x - Step 2: Convert to fraction form
1,336,880.19/2,005,385.99 = 437,957.67/x - Step 3: Cross multiply
1,336,880.19x = 2,005,385.99 × 437,957.67 - Step 4: Simplify right side
1,336,880.19x = 878,274,173,441.26 - Step 5: Solve for x
x = 878,274,173,441.26/1,336,880.19 - Step 6: Final answer
x = 656,958.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.