Finding the Fourth Proportional to 294,935.80, 442,403.70 and 248,855.80
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Solution
The fourth proportional to 294,935.80, 442,403.70 and 248,855.80 is: 373,283.70
Step by Step Solution
- Step 1: Write the proportion equation
294,935.80 : 442,403.70 = 248,855.80 : x - Step 2: Convert to fraction form
294,935.80/442,403.70 = 248,855.80/x - Step 3: Cross multiply
294,935.80x = 442,403.70 × 248,855.80 - Step 4: Simplify right side
294,935.80x = 110,094,726,686.46 - Step 5: Solve for x
x = 110,094,726,686.46/294,935.80 - Step 6: Final answer
x = 373,283.70
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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.