Finding the Fourth Proportional to 1,775,729.84, 2,663,619.34 and 577,658.44
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Solution
The fourth proportional to 1,775,729.84, 2,663,619.34 and 577,658.44 is: 866,495.66
Step by Step Solution
- Step 1: Write the proportion equation
1,775,729.84 : 2,663,619.34 = 577,658.44 : x - Step 2: Convert to fraction form
1,775,729.84/2,663,619.34 = 577,658.44/x - Step 3: Cross multiply
1,775,729.84x = 2,663,619.34 × 577,658.44 - Step 4: Simplify right side
1,775,729.84x = 1,538,662,192,698.23 - Step 5: Solve for x
x = 1,538,662,192,698.23/1,775,729.84 - Step 6: Final answer
x = 866,495.66
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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.