Finding the Fourth Proportional to 294,707.06, 442,141.84 and 117,338.63
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Solution
The fourth proportional to 294,707.06, 442,141.84 and 117,338.63 is: 176,040.29
Step by Step Solution
- Step 1: Write the proportion equation
294,707.06 : 442,141.84 = 117,338.63 : x - Step 2: Convert to fraction form
294,707.06/442,141.84 = 117,338.63/x - Step 3: Cross multiply
294,707.06x = 442,141.84 × 117,338.63 - Step 4: Simplify right side
294,707.06x = 51,880,315,707.24 - Step 5: Solve for x
x = 51,880,315,707.24/294,707.06 - Step 6: Final answer
x = 176,040.29
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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.