Finding the Fourth Proportional to 237,693.74, 328,020.99 and 130,262.90
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Solution
The fourth proportional to 237,693.74, 328,020.99 and 130,262.90 is: 179,764.79
Step by Step Solution
- Step 1: Write the proportion equation
237,693.74 : 328,020.99 = 130,262.90 : x - Step 2: Convert to fraction form
237,693.74/328,020.99 = 130,262.90/x - Step 3: Cross multiply
237,693.74x = 328,020.99 × 130,262.90 - Step 4: Simplify right side
237,693.74x = 42,728,965,418.27 - Step 5: Solve for x
x = 42,728,965,418.27/237,693.74 - Step 6: Final answer
x = 179,764.79
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1.5x scale
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.