Finding the Fourth Proportional to 1,663,553.40, 2,495,330.10 and 541,735.80
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Solution
The fourth proportional to 1,663,553.40, 2,495,330.10 and 541,735.80 is: 812,603.70
Step by Step Solution
- Step 1: Write the proportion equation
1,663,553.40 : 2,495,330.10 = 541,735.80 : x - Step 2: Convert to fraction form
1,663,553.40/2,495,330.10 = 541,735.80/x - Step 3: Cross multiply
1,663,553.40x = 2,495,330.10 × 541,735.80 - Step 4: Simplify right side
1,663,553.40x = 1,351,809,647,987.58 - Step 5: Solve for x
x = 1,351,809,647,987.58/1,663,553.40 - Step 6: Final answer
x = 812,603.70
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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.