Finding the Fourth Proportional to 1,107,239.05, 1,527,989.88 and 597,941.38
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Solution
The fourth proportional to 1,107,239.05, 1,527,989.88 and 597,941.38 is: 825,159.10
Step by Step Solution
- Step 1: Write the proportion equation
1,107,239.05 : 1,527,989.88 = 597,941.38 : x - Step 2: Convert to fraction form
1,107,239.05/1,527,989.88 = 597,941.38/x - Step 3: Cross multiply
1,107,239.05x = 1,527,989.88 × 597,941.38 - Step 4: Simplify right side
1,107,239.05x = 913,648,377,473.23 - Step 5: Solve for x
x = 913,648,377,473.23/1,107,239.05 - Step 6: Final answer
x = 825,159.10
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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.