Finding the Fourth Proportional to 498,440.05, 747,660.08 and 232,719.55
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Solution
The fourth proportional to 498,440.05, 747,660.08 and 232,719.55 is: 349,079.33
Step by Step Solution
- Step 1: Write the proportion equation
498,440.05 : 747,660.08 = 232,719.55 : x - Step 2: Convert to fraction form
498,440.05/747,660.08 = 232,719.55/x - Step 3: Cross multiply
498,440.05x = 747,660.08 × 232,719.55 - Step 4: Simplify right side
498,440.05x = 173,995,116,206.97 - Step 5: Solve for x
x = 173,995,116,206.97/498,440.05 - Step 6: Final answer
x = 349,079.33
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Similar ratio
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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.