Finding the Fourth Proportional to 317,283.18, 475,621.38 and 117,549.96
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Solution
The fourth proportional to 317,283.18, 475,621.38 and 117,549.96 is: 176,212.54
Step by Step Solution
- Step 1: Write the proportion equation
317,283.18 : 475,621.38 = 117,549.96 : x - Step 2: Convert to fraction form
317,283.18/475,621.38 = 117,549.96/x - Step 3: Cross multiply
317,283.18x = 475,621.38 × 117,549.96 - Step 4: Simplify right side
317,283.18x = 55,909,274,194.14 - Step 5: Solve for x
x = 55,909,274,194.14/317,283.18 - Step 6: Final answer
x = 176,212.54
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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.