Finding the Fourth Proportional to 1,193,616.53, 1,647,190.99 and 649,756.45
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Solution
The fourth proportional to 1,193,616.53, 1,647,190.99 and 649,756.45 is: 896,663.99
Step by Step Solution
- Step 1: Write the proportion equation
1,193,616.53 : 1,647,190.99 = 649,756.45 : x - Step 2: Convert to fraction form
1,193,616.53/1,647,190.99 = 649,756.45/x - Step 3: Cross multiply
1,193,616.53x = 1,647,190.99 × 649,756.45 - Step 4: Simplify right side
1,193,616.53x = 1,070,272,966,056.48 - Step 5: Solve for x
x = 1,070,272,966,056.48/1,193,616.53 - Step 6: Final answer
x = 896,663.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.