Finding the Fourth Proportional to 328,450.08, 453,261.42 and 177,547.08
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Solution
The fourth proportional to 328,450.08, 453,261.42 and 177,547.08 is: 245,015.14
Step by Step Solution
- Step 1: Write the proportion equation
328,450.08 : 453,261.42 = 177,547.08 : x - Step 2: Convert to fraction form
328,450.08/453,261.42 = 177,547.08/x - Step 3: Cross multiply
328,450.08x = 453,261.42 × 177,547.08 - Step 4: Simplify right side
328,450.08x = 80,475,241,597.65 - Step 5: Solve for x
x = 80,475,241,597.65/328,450.08 - Step 6: Final answer
x = 245,015.14
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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.