Finding the Fourth Proportional to 270,931.24, 373,885.50 and 162,106.12
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Solution
The fourth proportional to 270,931.24, 373,885.50 and 162,106.12 is: 223,706.68
Step by Step Solution
- Step 1: Write the proportion equation
270,931.24 : 373,885.50 = 162,106.12 : x - Step 2: Convert to fraction form
270,931.24/373,885.50 = 162,106.12/x - Step 3: Cross multiply
270,931.24x = 373,885.50 × 162,106.12 - Step 4: Simplify right side
270,931.24x = 60,609,127,729.26 - Step 5: Solve for x
x = 60,609,127,729.26/270,931.24 - Step 6: Final answer
x = 223,706.68
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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.