Finding the Fourth Proportional to 1,193,558.71, 1,647,132.05 and 649,710.13
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Solution
The fourth proportional to 1,193,558.71, 1,647,132.05 and 649,710.13 is: 896,611.43
Step by Step Solution
- Step 1: Write the proportion equation
1,193,558.71 : 1,647,132.05 = 649,710.13 : x - Step 2: Convert to fraction form
1,193,558.71/1,647,132.05 = 649,710.13/x - Step 3: Cross multiply
1,193,558.71x = 1,647,132.05 × 649,710.13 - Step 4: Simplify right side
1,193,558.71x = 1,070,158,378,332.67 - Step 5: Solve for x
x = 1,070,158,378,332.67/1,193,558.71 - Step 6: Final answer
x = 896,611.43
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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.