Finding the Fourth Proportional to 536,412.27, 740,261.99 and 294,710.50
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Solution
The fourth proportional to 536,412.27, 740,261.99 and 294,710.50 is: 406,707.66
Step by Step Solution
- Step 1: Write the proportion equation
536,412.27 : 740,261.99 = 294,710.50 : x - Step 2: Convert to fraction form
536,412.27/740,261.99 = 294,710.50/x - Step 3: Cross multiply
536,412.27x = 740,261.99 × 294,710.50 - Step 4: Simplify right side
536,412.27x = 218,162,981,208.25 - Step 5: Solve for x
x = 218,162,981,208.25/536,412.27 - Step 6: Final answer
x = 406,707.66
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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.