Finding the Fourth Proportional to 327,338.34, 451,659.17 and 191,345.99
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Solution
The fourth proportional to 327,338.34, 451,659.17 and 191,345.99 is: 264,017.86
Step by Step Solution
- Step 1: Write the proportion equation
327,338.34 : 451,659.17 = 191,345.99 : x - Step 2: Convert to fraction form
327,338.34/451,659.17 = 191,345.99/x - Step 3: Cross multiply
327,338.34x = 451,659.17 × 191,345.99 - Step 4: Simplify right side
327,338.34x = 86,423,167,811.20 - Step 5: Solve for x
x = 86,423,167,811.20/327,338.34 - Step 6: Final answer
x = 264,017.86
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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.