Finding the Fourth Proportional to 294,728.08, 406,724.75 and 160,592.08
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Solution
The fourth proportional to 294,728.08, 406,724.75 and 160,592.08 is: 221,617.07
Step by Step Solution
- Step 1: Write the proportion equation
294,728.08 : 406,724.75 = 160,592.08 : x - Step 2: Convert to fraction form
294,728.08/406,724.75 = 160,592.08/x - Step 3: Cross multiply
294,728.08x = 406,724.75 × 160,592.08 - Step 4: Simplify right side
294,728.08x = 65,316,772,974.65 - Step 5: Solve for x
x = 65,316,772,974.65/294,728.08 - Step 6: Final answer
x = 221,617.07
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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.