Finding the Fourth Proportional to 336,988.75, 465,044.88 and 186,085.75
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Solution
The fourth proportional to 336,988.75, 465,044.88 and 186,085.75 is: 256,798.56
Step by Step Solution
- Step 1: Write the proportion equation
336,988.75 : 465,044.88 = 186,085.75 : x - Step 2: Convert to fraction form
336,988.75/465,044.88 = 186,085.75/x - Step 3: Cross multiply
336,988.75x = 465,044.88 × 186,085.75 - Step 4: Simplify right side
336,988.75x = 86,538,225,278.46 - Step 5: Solve for x
x = 86,538,225,278.46/336,988.75 - Step 6: Final answer
x = 256,798.56
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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.