Finding the Fourth Proportional to 426,474.48, 588,530.88 and 235,483.68
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Solution
The fourth proportional to 426,474.48, 588,530.88 and 235,483.68 is: 324,965.32
Step by Step Solution
- Step 1: Write the proportion equation
426,474.48 : 588,530.88 = 235,483.68 : x - Step 2: Convert to fraction form
426,474.48/588,530.88 = 235,483.68/x - Step 3: Cross multiply
426,474.48x = 588,530.88 × 235,483.68 - Step 4: Simplify right side
426,474.48x = 138,589,417,416.04 - Step 5: Solve for x
x = 138,589,417,416.04/426,474.48 - Step 6: Final answer
x = 324,965.32
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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.