Finding the Fourth Proportional to 596,841.88, 823,380.24 and 392,630.08
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Solution
The fourth proportional to 596,841.88, 823,380.24 and 392,630.08 is: 541,657.45
Step by Step Solution
- Step 1: Write the proportion equation
596,841.88 : 823,380.24 = 392,630.08 : x - Step 2: Convert to fraction form
596,841.88/823,380.24 = 392,630.08/x - Step 3: Cross multiply
596,841.88x = 823,380.24 × 392,630.08 - Step 4: Simplify right side
596,841.88x = 323,283,849,501.62 - Step 5: Solve for x
x = 323,283,849,501.62/596,841.88 - Step 6: Final answer
x = 541,657.45
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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.