Finding the Fourth Proportional to 432,577.82, 648,866.58 and 314,997.41
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Solution
The fourth proportional to 432,577.82, 648,866.58 and 314,997.41 is: 472,496.00
Step by Step Solution
- Step 1: Write the proportion equation
432,577.82 : 648,866.58 = 314,997.41 : x - Step 2: Convert to fraction form
432,577.82/648,866.58 = 314,997.41/x - Step 3: Cross multiply
432,577.82x = 648,866.58 × 314,997.41 - Step 4: Simplify right side
432,577.82x = 204,391,288,891.23 - Step 5: Solve for x
x = 204,391,288,891.23/432,577.82 - Step 6: Final answer
x = 472,496.00
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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.