Finding the Fourth Proportional to 343,451.02, 473,550.51 and 222,548.18
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Solution
The fourth proportional to 343,451.02, 473,550.51 and 222,548.18 is: 306,849.59
Step by Step Solution
- Step 1: Write the proportion equation
343,451.02 : 473,550.51 = 222,548.18 : x - Step 2: Convert to fraction form
343,451.02/473,550.51 = 222,548.18/x - Step 3: Cross multiply
343,451.02x = 473,550.51 × 222,548.18 - Step 4: Simplify right side
343,451.02x = 105,387,804,138.57 - Step 5: Solve for x
x = 105,387,804,138.57/343,451.02 - Step 6: Final answer
x = 306,849.59
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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.