Finding the Fourth Proportional to 606,849.99, 905,660.60 and 539,591.23
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Solution
The fourth proportional to 606,849.99, 905,660.60 and 539,591.23 is: 805,283.89
Step by Step Solution
- Step 1: Write the proportion equation
606,849.99 : 905,660.60 = 539,591.23 : x - Step 2: Convert to fraction form
606,849.99/905,660.60 = 539,591.23/x - Step 3: Cross multiply
606,849.99x = 905,660.60 × 539,591.23 - Step 4: Simplify right side
606,849.99x = 488,686,517,116.54 - Step 5: Solve for x
x = 488,686,517,116.54/606,849.99 - Step 6: Final answer
x = 805,283.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.