Finding the Fourth Proportional to 446,189.10, 615,722.68 and 242,232.11
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Solution
The fourth proportional to 446,189.10, 615,722.68 and 242,232.11 is: 334,270.39
Step by Step Solution
- Step 1: Write the proportion equation
446,189.10 : 615,722.68 = 242,232.11 : x - Step 2: Convert to fraction form
446,189.10/615,722.68 = 242,232.11/x - Step 3: Cross multiply
446,189.10x = 615,722.68 × 242,232.11 - Step 4: Simplify right side
446,189.10x = 149,147,803,951.26 - Step 5: Solve for x
x = 149,147,803,951.26/446,189.10 - Step 6: Final answer
x = 334,270.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.