Finding the Fourth Proportional to 836,616.11, 1,154,527.11 and 474,109.02
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Solution
The fourth proportional to 836,616.11, 1,154,527.11 and 474,109.02 is: 654,268.68
Step by Step Solution
- Step 1: Write the proportion equation
836,616.11 : 1,154,527.11 = 474,109.02 : x - Step 2: Convert to fraction form
836,616.11/1,154,527.11 = 474,109.02/x - Step 3: Cross multiply
836,616.11x = 1,154,527.11 × 474,109.02 - Step 4: Simplify right side
836,616.11x = 547,371,716,685.53 - Step 5: Solve for x
x = 547,371,716,685.53/836,616.11 - Step 6: Final answer
x = 654,268.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.