Finding the Fourth Proportional to 719,095.37, 1,079,124.19 and 298,371.24
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Solution
The fourth proportional to 719,095.37, 1,079,124.19 and 298,371.24 is: 447,756.50
Step by Step Solution
- Step 1: Write the proportion equation
719,095.37 : 1,079,124.19 = 298,371.24 : x - Step 2: Convert to fraction form
719,095.37/1,079,124.19 = 298,371.24/x - Step 3: Cross multiply
719,095.37x = 1,079,124.19 × 298,371.24 - Step 4: Simplify right side
719,095.37x = 321,979,621,938.37 - Step 5: Solve for x
x = 321,979,621,938.37/719,095.37 - Step 6: Final answer
x = 447,756.50
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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.