Finding the Fourth Proportional to 707,086.99, 1,060,174.12 and 302,543.22
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Solution
The fourth proportional to 707,086.99, 1,060,174.12 and 302,543.22 is: 453,619.56
Step by Step Solution
- Step 1: Write the proportion equation
707,086.99 : 1,060,174.12 = 302,543.22 : x - Step 2: Convert to fraction form
707,086.99/1,060,174.12 = 302,543.22/x - Step 3: Cross multiply
707,086.99x = 1,060,174.12 × 302,543.22 - Step 4: Simplify right side
707,086.99x = 320,748,492,025.47 - Step 5: Solve for x
x = 320,748,492,025.47/707,086.99 - Step 6: Final answer
x = 453,619.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.