Finding the Fourth Proportional to 545,787.99, 818,681.99 and 166,693.41
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Solution
The fourth proportional to 545,787.99, 818,681.99 and 166,693.41 is: 250,040.12
Step by Step Solution
- Step 1: Write the proportion equation
545,787.99 : 818,681.99 = 166,693.41 : x - Step 2: Convert to fraction form
545,787.99/818,681.99 = 166,693.41/x - Step 3: Cross multiply
545,787.99x = 818,681.99 × 166,693.41 - Step 4: Simplify right side
545,787.99x = 136,468,891,785.22 - Step 5: Solve for x
x = 136,468,891,785.22/545,787.99 - Step 6: Final answer
x = 250,040.12
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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.