Finding the Fourth Proportional to 846,533.52, 1,168,249.92 and 464,574.08
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Solution
The fourth proportional to 846,533.52, 1,168,249.92 and 464,574.08 is: 641,130.70
Step by Step Solution
- Step 1: Write the proportion equation
846,533.52 : 1,168,249.92 = 464,574.08 : x - Step 2: Convert to fraction form
846,533.52/1,168,249.92 = 464,574.08/x - Step 3: Cross multiply
846,533.52x = 1,168,249.92 × 464,574.08 - Step 4: Simplify right side
846,533.52x = 542,738,631,794.07 - Step 5: Solve for x
x = 542,738,631,794.07/846,533.52 - Step 6: Final answer
x = 641,130.70
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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.