Finding the Fourth Proportional to 270,652.24, 373,490.80 and 149,798.56
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Solution
The fourth proportional to 270,652.24, 373,490.80 and 149,798.56 is: 206,716.87
Step by Step Solution
- Step 1: Write the proportion equation
270,652.24 : 373,490.80 = 149,798.56 : x - Step 2: Convert to fraction form
270,652.24/373,490.80 = 149,798.56/x - Step 3: Cross multiply
270,652.24x = 373,490.80 × 149,798.56 - Step 4: Simplify right side
270,652.24x = 55,948,384,013.25 - Step 5: Solve for x
x = 55,948,384,013.25/270,652.24 - Step 6: Final answer
x = 206,716.87
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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.