Finding the Fourth Proportional to 743,367.84, 1,115,125.26 and 237,801.88
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Solution
The fourth proportional to 743,367.84, 1,115,125.26 and 237,801.88 is: 356,726.33
Step by Step Solution
- Step 1: Write the proportion equation
743,367.84 : 1,115,125.26 = 237,801.88 : x - Step 2: Convert to fraction form
743,367.84/1,115,125.26 = 237,801.88/x - Step 3: Cross multiply
743,367.84x = 1,115,125.26 × 237,801.88 - Step 4: Simplify right side
743,367.84x = 265,178,883,263.49 - Step 5: Solve for x
x = 265,178,883,263.49/743,367.84 - Step 6: Final answer
x = 356,726.33
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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.