Finding the Fourth Proportional to 427,027.24, 589,292.62 and 236,036.53
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Solution
The fourth proportional to 427,027.24, 589,292.62 and 236,036.53 is: 325,727.66
Step by Step Solution
- Step 1: Write the proportion equation
427,027.24 : 589,292.62 = 236,036.53 : x - Step 2: Convert to fraction form
427,027.24/589,292.62 = 236,036.53/x - Step 3: Cross multiply
427,027.24x = 589,292.62 × 236,036.53 - Step 4: Simplify right side
427,027.24x = 139,094,585,325.93 - Step 5: Solve for x
x = 139,094,585,325.93/427,027.24 - Step 6: Final answer
x = 325,727.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.