Finding the Fourth Proportional to 248,294.70, 372,442.05 and 232,742.70
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Solution
The fourth proportional to 248,294.70, 372,442.05 and 232,742.70 is: 349,114.05
Step by Step Solution
- Step 1: Write the proportion equation
248,294.70 : 372,442.05 = 232,742.70 : x - Step 2: Convert to fraction form
248,294.70/372,442.05 = 232,742.70/x - Step 3: Cross multiply
248,294.70x = 372,442.05 × 232,742.70 - Step 4: Simplify right side
248,294.70x = 86,683,168,310.54 - Step 5: Solve for x
x = 86,683,168,310.54/248,294.70 - Step 6: Final answer
x = 349,114.05
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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.