Finding the Fourth Proportional to 1,336,877.94, 2,005,382.61 and 437,955.42
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Solution
The fourth proportional to 1,336,877.94, 2,005,382.61 and 437,955.42 is: 656,954.65
Step by Step Solution
- Step 1: Write the proportion equation
1,336,877.94 : 2,005,382.61 = 437,955.42 : x - Step 2: Convert to fraction form
1,336,877.94/2,005,382.61 = 437,955.42/x - Step 3: Cross multiply
1,336,877.94x = 2,005,382.61 × 437,955.42 - Step 4: Simplify right side
1,336,877.94x = 878,268,183,223.25 - Step 5: Solve for x
x = 878,268,183,223.25/1,336,877.94 - Step 6: Final answer
x = 656,954.65
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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.