Finding the Fourth Proportional to 846,452.52, 1,168,101.27 and 464,485.68
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Solution
The fourth proportional to 846,452.52, 1,168,101.27 and 464,485.68 is: 640,988.48
Step by Step Solution
- Step 1: Write the proportion equation
846,452.52 : 1,168,101.27 = 464,485.68 : x - Step 2: Convert to fraction form
846,452.52/1,168,101.27 = 464,485.68/x - Step 3: Cross multiply
846,452.52x = 1,168,101.27 × 464,485.68 - Step 4: Simplify right side
846,452.52x = 542,566,312,704.81 - Step 5: Solve for x
x = 542,566,312,704.81/846,452.52 - Step 6: Final answer
x = 640,988.48
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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.