Finding the Fourth Proportional to 268,371.83, 370,359.95 and 147,516.19
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Solution
The fourth proportional to 268,371.83, 370,359.95 and 147,516.19 is: 203,576.09
Step by Step Solution
- Step 1: Write the proportion equation
268,371.83 : 370,359.95 = 147,516.19 : x - Step 2: Convert to fraction form
268,371.83/370,359.95 = 147,516.19/x - Step 3: Cross multiply
268,371.83x = 370,359.95 × 147,516.19 - Step 4: Simplify right side
268,371.83x = 54,634,087,089.11 - Step 5: Solve for x
x = 54,634,087,089.11/268,371.83 - Step 6: Final answer
x = 203,576.09
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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.