Finding the Fourth Proportional to 1,481,047.88, 2,221,592.48 and 521,534.44
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Solution
The fourth proportional to 1,481,047.88, 2,221,592.48 and 521,534.44 is: 782,308.94
Step by Step Solution
- Step 1: Write the proportion equation
1,481,047.88 : 2,221,592.48 = 521,534.44 : x - Step 2: Convert to fraction form
1,481,047.88/2,221,592.48 = 521,534.44/x - Step 3: Cross multiply
1,481,047.88x = 2,221,592.48 × 521,534.44 - Step 4: Simplify right side
1,481,047.88x = 1,158,636,989,965.01 - Step 5: Solve for x
x = 1,158,636,989,965.01/1,481,047.88 - Step 6: Final answer
x = 782,308.94
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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.