Finding the Fourth Proportional to 586,261.36, 879,455.76 and 186,808.24
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Solution
The fourth proportional to 586,261.36, 879,455.76 and 186,808.24 is: 280,232.66
Step by Step Solution
- Step 1: Write the proportion equation
586,261.36 : 879,455.76 = 186,808.24 : x - Step 2: Convert to fraction form
586,261.36/879,455.76 = 186,808.24/x - Step 3: Cross multiply
586,261.36x = 879,455.76 × 186,808.24 - Step 4: Simplify right side
586,261.36x = 164,289,582,683.46 - Step 5: Solve for x
x = 164,289,582,683.46/586,261.36 - Step 6: Final answer
x = 280,232.66
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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.