Finding the Fourth Proportional to 586,311.84, 879,517.08 and 187,009.38
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Solution
The fourth proportional to 586,311.84, 879,517.08 and 187,009.38 is: 280,529.80
Step by Step Solution
- Step 1: Write the proportion equation
586,311.84 : 879,517.08 = 187,009.38 : x - Step 2: Convert to fraction form
586,311.84/879,517.08 = 187,009.38/x - Step 3: Cross multiply
586,311.84x = 879,517.08 × 187,009.38 - Step 4: Simplify right side
586,311.84x = 164,477,943,830.21 - Step 5: Solve for x
x = 164,477,943,830.21/586,311.84 - Step 6: Final answer
x = 280,529.80
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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.