Finding the Fourth Proportional to 546,491.92, 754,030.08 and 331,626.88
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Solution
The fourth proportional to 546,491.92, 754,030.08 and 331,626.88 is: 457,566.95
Step by Step Solution
- Step 1: Write the proportion equation
546,491.92 : 754,030.08 = 331,626.88 : x - Step 2: Convert to fraction form
546,491.92/754,030.08 = 331,626.88/x - Step 3: Cross multiply
546,491.92x = 754,030.08 × 331,626.88 - Step 4: Simplify right side
546,491.92x = 250,056,642,856.55 - Step 5: Solve for x
x = 250,056,642,856.55/546,491.92 - Step 6: Final answer
x = 457,566.95
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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.