Finding the Fourth Proportional to 547,752.38, 821,617.63 and 248,177.12
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Solution
The fourth proportional to 547,752.38, 821,617.63 and 248,177.12 is: 372,260.72
Step by Step Solution
- Step 1: Write the proportion equation
547,752.38 : 821,617.63 = 248,177.12 : x - Step 2: Convert to fraction form
547,752.38/821,617.63 = 248,177.12/x - Step 3: Cross multiply
547,752.38x = 821,617.63 × 248,177.12 - Step 4: Simplify right side
547,752.38x = 203,906,692,426.10 - Step 5: Solve for x
x = 203,906,692,426.10/547,752.38 - Step 6: Final answer
x = 372,260.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.