Finding the Fourth Proportional to 296,624.08, 409,338.75 and 160,654.87
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Solution
The fourth proportional to 296,624.08, 409,338.75 and 160,654.87 is: 221,702.38
Step by Step Solution
- Step 1: Write the proportion equation
296,624.08 : 409,338.75 = 160,654.87 : x - Step 2: Convert to fraction form
296,624.08/409,338.75 = 160,654.87/x - Step 3: Cross multiply
296,624.08x = 409,338.75 × 160,654.87 - Step 4: Simplify right side
296,624.08x = 65,762,263,667.21 - Step 5: Solve for x
x = 65,762,263,667.21/296,624.08 - Step 6: Final answer
x = 221,702.38
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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.