Finding the Fourth Proportional to 582,840.88, 874,221.19 and 358,235.98
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Solution
The fourth proportional to 582,840.88, 874,221.19 and 358,235.98 is: 537,329.30
Step by Step Solution
- Step 1: Write the proportion equation
582,840.88 : 874,221.19 = 358,235.98 : x - Step 2: Convert to fraction form
582,840.88/874,221.19 = 358,235.98/x - Step 3: Cross multiply
582,840.88x = 874,221.19 × 358,235.98 - Step 4: Simplify right side
582,840.88x = 313,177,478,574.13 - Step 5: Solve for x
x = 313,177,478,574.13/582,840.88 - Step 6: Final answer
x = 537,329.30
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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.