Finding the Fourth Proportional to 589,021.37, 879,541.84 and 467,716.98
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Solution
The fourth proportional to 589,021.37, 879,541.84 and 467,716.98 is: 698,407.02
Step by Step Solution
- Step 1: Write the proportion equation
589,021.37 : 879,541.84 = 467,716.98 : x - Step 2: Convert to fraction form
589,021.37/879,541.84 = 467,716.98/x - Step 3: Cross multiply
589,021.37x = 879,541.84 × 467,716.98 - Step 4: Simplify right side
589,021.37x = 411,376,657,071.37 - Step 5: Solve for x
x = 411,376,657,071.37/589,021.37 - Step 6: Final answer
x = 698,407.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.