Finding the Fourth Proportional to 242,459.24, 363,680.36 and 73,972.76
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Solution
The fourth proportional to 242,459.24, 363,680.36 and 73,972.76 is: 110,956.55
Step by Step Solution
- Step 1: Write the proportion equation
242,459.24 : 363,680.36 = 73,972.76 : x - Step 2: Convert to fraction form
242,459.24/363,680.36 = 73,972.76/x - Step 3: Cross multiply
242,459.24x = 363,680.36 × 73,972.76 - Step 4: Simplify right side
242,459.24x = 26,902,439,986.99 - Step 5: Solve for x
x = 26,902,439,986.99/242,459.24 - Step 6: Final answer
x = 110,956.55
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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.