Finding the Fourth Proportional to 456,843.03, 630,232.21 and 295,750.23
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Solution
The fourth proportional to 456,843.03, 630,232.21 and 295,750.23 is: 407,998.61
Step by Step Solution
- Step 1: Write the proportion equation
456,843.03 : 630,232.21 = 295,750.23 : x - Step 2: Convert to fraction form
456,843.03/630,232.21 = 295,750.23/x - Step 3: Cross multiply
456,843.03x = 630,232.21 × 295,750.23 - Step 4: Simplify right side
456,843.03x = 186,391,321,060.91 - Step 5: Solve for x
x = 186,391,321,060.91/456,843.03 - Step 6: Final answer
x = 407,998.61
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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.