Finding the Fourth Proportional to 295,532.70, 442,642.95 and 243,044.70
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Solution
The fourth proportional to 295,532.70, 442,642.95 and 243,044.70 is: 364,027.48
Step by Step Solution
- Step 1: Write the proportion equation
295,532.70 : 442,642.95 = 243,044.70 : x - Step 2: Convert to fraction form
295,532.70/442,642.95 = 243,044.70/x - Step 3: Cross multiply
295,532.70x = 442,642.95 × 243,044.70 - Step 4: Simplify right side
295,532.70x = 107,582,022,989.87 - Step 5: Solve for x
x = 107,582,022,989.87/295,532.70 - Step 6: Final answer
x = 364,027.48
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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.