Finding the Fourth Proportional to 967,203.12, 1,334,772.66 and 537,501.36
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Solution
The fourth proportional to 967,203.12, 1,334,772.66 and 537,501.36 is: 741,769.86
Step by Step Solution
- Step 1: Write the proportion equation
967,203.12 : 1,334,772.66 = 537,501.36 : x - Step 2: Convert to fraction form
967,203.12/1,334,772.66 = 537,501.36/x - Step 3: Cross multiply
967,203.12x = 1,334,772.66 × 537,501.36 - Step 4: Simplify right side
967,203.12x = 717,442,120,040.82 - Step 5: Solve for x
x = 717,442,120,040.82/967,203.12 - Step 6: Final answer
x = 741,769.86
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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.