Finding the Fourth Proportional to 301,282.27, 415,765.91 and 173,955.13
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Solution
The fourth proportional to 301,282.27, 415,765.91 and 173,955.13 is: 240,055.99
Step by Step Solution
- Step 1: Write the proportion equation
301,282.27 : 415,765.91 = 173,955.13 : x - Step 2: Convert to fraction form
301,282.27/415,765.91 = 173,955.13/x - Step 3: Cross multiply
301,282.27x = 415,765.91 × 173,955.13 - Step 4: Simplify right side
301,282.27x = 72,324,612,319.09 - Step 5: Solve for x
x = 72,324,612,319.09/301,282.27 - Step 6: Final answer
x = 240,055.99
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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.