Finding the Fourth Proportional to 294,708.06, 442,143.34 and 117,339.63
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Solution
The fourth proportional to 294,708.06, 442,143.34 and 117,339.63 is: 176,041.80
Step by Step Solution
- Step 1: Write the proportion equation
294,708.06 : 442,143.34 = 117,339.63 : x - Step 2: Convert to fraction form
294,708.06/442,143.34 = 117,339.63/x - Step 3: Cross multiply
294,708.06x = 442,143.34 × 117,339.63 - Step 4: Simplify right side
294,708.06x = 51,880,935,922.56 - Step 5: Solve for x
x = 51,880,935,922.56/294,708.06 - Step 6: Final answer
x = 176,041.80
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1.5x scale
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.