Finding the Fourth Proportional to 235,223.65, 324,585.18 and 133,228.74
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Solution
The fourth proportional to 235,223.65, 324,585.18 and 133,228.74 is: 183,842.38
Step by Step Solution
- Step 1: Write the proportion equation
235,223.65 : 324,585.18 = 133,228.74 : x - Step 2: Convert to fraction form
235,223.65/324,585.18 = 133,228.74/x - Step 3: Cross multiply
235,223.65x = 324,585.18 × 133,228.74 - Step 4: Simplify right side
235,223.65x = 43,244,074,554.07 - Step 5: Solve for x
x = 43,244,074,554.07/235,223.65 - Step 6: Final answer
x = 183,842.38
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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.