Finding the Fourth Proportional to 332,341.76, 498,496.08 and 121,963.16
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Solution
The fourth proportional to 332,341.76, 498,496.08 and 121,963.16 is: 182,938.66
Step by Step Solution
- Step 1: Write the proportion equation
332,341.76 : 498,496.08 = 121,963.16 : x - Step 2: Convert to fraction form
332,341.76/498,496.08 = 121,963.16/x - Step 3: Cross multiply
332,341.76x = 498,496.08 × 121,963.16 - Step 4: Simplify right side
332,341.76x = 60,798,157,164.41 - Step 5: Solve for x
x = 60,798,157,164.41/332,341.76 - Step 6: Final answer
x = 182,938.66
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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.