Finding the Fourth Proportional to 554,596.50, 832,239.21 and 355,060.09
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Solution
The fourth proportional to 554,596.50, 832,239.21 and 355,060.09 is: 532,810.66
Step by Step Solution
- Step 1: Write the proportion equation
554,596.50 : 832,239.21 = 355,060.09 : x - Step 2: Convert to fraction form
554,596.50/832,239.21 = 355,060.09/x - Step 3: Cross multiply
554,596.50x = 832,239.21 × 355,060.09 - Step 4: Simplify right side
554,596.50x = 295,494,929,178.69 - Step 5: Solve for x
x = 295,494,929,178.69/554,596.50 - Step 6: Final answer
x = 532,810.66
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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.