Finding the Fourth Proportional to 1,193,557.71, 1,647,130.67 and 649,709.13
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Solution
The fourth proportional to 1,193,557.71, 1,647,130.67 and 649,709.13 is: 896,610.05
Step by Step Solution
- Step 1: Write the proportion equation
1,193,557.71 : 1,647,130.67 = 649,709.13 : x - Step 2: Convert to fraction form
1,193,557.71/1,647,130.67 = 649,709.13/x - Step 3: Cross multiply
1,193,557.71x = 1,647,130.67 × 649,709.13 - Step 4: Simplify right side
1,193,557.71x = 1,070,155,833,789.88 - Step 5: Solve for x
x = 1,070,155,833,789.88/1,193,557.71 - Step 6: Final answer
x = 896,610.05
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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.