Finding the Fourth Proportional to 207,366.24, 286,252.08 and 140,337.12
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Solution
The fourth proportional to 207,366.24, 286,252.08 and 140,337.12 is: 193,723.88
Step by Step Solution
- Step 1: Write the proportion equation
207,366.24 : 286,252.08 = 140,337.12 : x - Step 2: Convert to fraction form
207,366.24/286,252.08 = 140,337.12/x - Step 3: Cross multiply
207,366.24x = 286,252.08 × 140,337.12 - Step 4: Simplify right side
207,366.24x = 40,171,792,501.21 - Step 5: Solve for x
x = 40,171,792,501.21/207,366.24 - Step 6: Final answer
x = 193,723.88
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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.