Finding the Fourth Proportional to 536,261.96, 740,047.56 and 294,550.12
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Solution
The fourth proportional to 536,261.96, 740,047.56 and 294,550.12 is: 406,482.49
Step by Step Solution
- Step 1: Write the proportion equation
536,261.96 : 740,047.56 = 294,550.12 : x - Step 2: Convert to fraction form
536,261.96/740,047.56 = 294,550.12/x - Step 3: Cross multiply
536,261.96x = 740,047.56 × 294,550.12 - Step 4: Simplify right side
536,261.96x = 217,981,097,603.71 - Step 5: Solve for x
x = 217,981,097,603.71/536,261.96 - Step 6: Final answer
x = 406,482.49
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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.