Finding the Fourth Proportional to 207,232.40, 310,848.60 and 176,128.40
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Solution
The fourth proportional to 207,232.40, 310,848.60 and 176,128.40 is: 264,192.60
Step by Step Solution
- Step 1: Write the proportion equation
207,232.40 : 310,848.60 = 176,128.40 : x - Step 2: Convert to fraction form
207,232.40/310,848.60 = 176,128.40/x - Step 3: Cross multiply
207,232.40x = 310,848.60 × 176,128.40 - Step 4: Simplify right side
207,232.40x = 54,749,266,560.24 - Step 5: Solve for x
x = 54,749,266,560.24/207,232.40 - Step 6: Final answer
x = 264,192.60
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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.