Finding the Fourth Proportional to 244,197.99, 336,990.27 and 142,240.05
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Solution
The fourth proportional to 244,197.99, 336,990.27 and 142,240.05 is: 196,289.55
Step by Step Solution
- Step 1: Write the proportion equation
244,197.99 : 336,990.27 = 142,240.05 : x - Step 2: Convert to fraction form
244,197.99/336,990.27 = 142,240.05/x - Step 3: Cross multiply
244,197.99x = 336,990.27 × 142,240.05 - Step 4: Simplify right side
244,197.99x = 47,933,513,387.71 - Step 5: Solve for x
x = 47,933,513,387.71/244,197.99 - Step 6: Final answer
x = 196,289.55
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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.