Finding the Fourth Proportional to 317,594.16, 476,578.08 and 118,054.80
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Solution
The fourth proportional to 317,594.16, 476,578.08 and 118,054.80 is: 177,151.65
Step by Step Solution
- Step 1: Write the proportion equation
317,594.16 : 476,578.08 = 118,054.80 : x - Step 2: Convert to fraction form
317,594.16/476,578.08 = 118,054.80/x - Step 3: Cross multiply
317,594.16x = 476,578.08 × 118,054.80 - Step 4: Simplify right side
317,594.16x = 56,262,329,918.78 - Step 5: Solve for x
x = 56,262,329,918.78/317,594.16 - Step 6: Final answer
x = 177,151.65
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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.