Finding the Fourth Proportional to 537,804.75, 742,142.36 and 296,040.11
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Solution
The fourth proportional to 537,804.75, 742,142.36 and 296,040.11 is: 408,519.82
Step by Step Solution
- Step 1: Write the proportion equation
537,804.75 : 742,142.36 = 296,040.11 : x - Step 2: Convert to fraction form
537,804.75/742,142.36 = 296,040.11/x - Step 3: Cross multiply
537,804.75x = 742,142.36 × 296,040.11 - Step 4: Simplify right side
537,804.75x = 219,703,900,699.15 - Step 5: Solve for x
x = 219,703,900,699.15/537,804.75 - Step 6: Final answer
x = 408,519.82
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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.