Finding the Fourth Proportional to 226,518.88, 312,589.44 and 124,544.23
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Solution
The fourth proportional to 226,518.88, 312,589.44 and 124,544.23 is: 171,867.39
Step by Step Solution
- Step 1: Write the proportion equation
226,518.88 : 312,589.44 = 124,544.23 : x - Step 2: Convert to fraction form
226,518.88/312,589.44 = 124,544.23/x - Step 3: Cross multiply
226,518.88x = 312,589.44 × 124,544.23 - Step 4: Simplify right side
226,518.88x = 38,931,208,925.26 - Step 5: Solve for x
x = 38,931,208,925.26/226,518.88 - Step 6: Final answer
x = 171,867.39
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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.