Finding the Fourth Proportional to 370,444.02, 555,668.79 and 104,231.46
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Solution
The fourth proportional to 370,444.02, 555,668.79 and 104,231.46 is: 156,347.97
Step by Step Solution
- Step 1: Write the proportion equation
370,444.02 : 555,668.79 = 104,231.46 : x - Step 2: Convert to fraction form
370,444.02/555,668.79 = 104,231.46/x - Step 3: Cross multiply
370,444.02x = 555,668.79 × 104,231.46 - Step 4: Simplify right side
370,444.02x = 57,918,169,258.13 - Step 5: Solve for x
x = 57,918,169,258.13/370,444.02 - Step 6: Final answer
x = 156,347.97
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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.