Finding the Fourth Proportional to 545,788.99, 818,683.49 and 166,694.41
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Solution
The fourth proportional to 545,788.99, 818,683.49 and 166,694.41 is: 250,041.62
Step by Step Solution
- Step 1: Write the proportion equation
545,788.99 : 818,683.49 = 166,694.41 : x - Step 2: Convert to fraction form
545,788.99/818,683.49 = 166,694.41/x - Step 3: Cross multiply
545,788.99x = 818,683.49 × 166,694.41 - Step 4: Simplify right side
545,788.99x = 136,469,961,342.29 - Step 5: Solve for x
x = 136,469,961,342.29/545,788.99 - Step 6: Final answer
x = 250,041.62
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Similar ratio
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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.