Finding the Fourth Proportional to 637,850.44, 956,810.58 and 258,714.88
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Solution
The fourth proportional to 637,850.44, 956,810.58 and 258,714.88 is: 388,086.48
Step by Step Solution
- Step 1: Write the proportion equation
637,850.44 : 956,810.58 = 258,714.88 : x - Step 2: Convert to fraction form
637,850.44/956,810.58 = 258,714.88/x - Step 3: Cross multiply
637,850.44x = 956,810.58 × 258,714.88 - Step 4: Simplify right side
637,850.44x = 247,541,134,387.43 - Step 5: Solve for x
x = 247,541,134,387.43/637,850.44 - Step 6: Final answer
x = 388,086.48
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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.