Finding the Fourth Proportional to 1,066,314.99, 1,599,472.49 and 356,343.03
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Solution
The fourth proportional to 1,066,314.99, 1,599,472.49 and 356,343.03 is: 534,514.55
Step by Step Solution
- Step 1: Write the proportion equation
1,066,314.99 : 1,599,472.49 = 356,343.03 : x - Step 2: Convert to fraction form
1,066,314.99/1,599,472.49 = 356,343.03/x - Step 3: Cross multiply
1,066,314.99x = 1,599,472.49 × 356,343.03 - Step 4: Simplify right side
1,066,314.99x = 569,960,873,488.25 - Step 5: Solve for x
x = 569,960,873,488.25/1,066,314.99 - Step 6: Final answer
x = 534,514.55
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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.