Finding the Fourth Proportional to 306,617.99, 459,929.08 and 117,027.23
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Solution
The fourth proportional to 306,617.99, 459,929.08 and 117,027.23 is: 175,541.64
Step by Step Solution
- Step 1: Write the proportion equation
306,617.99 : 459,929.08 = 117,027.23 : x - Step 2: Convert to fraction form
306,617.99/459,929.08 = 117,027.23/x - Step 3: Cross multiply
306,617.99x = 459,929.08 × 117,027.23 - Step 4: Simplify right side
306,617.99x = 53,824,226,228.85 - Step 5: Solve for x
x = 53,824,226,228.85/306,617.99 - Step 6: Final answer
x = 175,541.64
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1.5x scale
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.