Finding the Fourth Proportional to 530,590.99, 732,133.06 and 304,192.75
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Solution
The fourth proportional to 530,590.99, 732,133.06 and 304,192.75 is: 419,738.69
Step by Step Solution
- Step 1: Write the proportion equation
530,590.99 : 732,133.06 = 304,192.75 : x - Step 2: Convert to fraction form
530,590.99/732,133.06 = 304,192.75/x - Step 3: Cross multiply
530,590.99x = 732,133.06 × 304,192.75 - Step 4: Simplify right side
530,590.99x = 222,709,568,887.32 - Step 5: Solve for x
x = 222,709,568,887.32/530,590.99 - Step 6: Final answer
x = 419,738.69
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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.