Finding the Fourth Proportional to 731,595.24, 1,009,694.16 and 445,098.24
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Solution
The fourth proportional to 731,595.24, 1,009,694.16 and 445,098.24 is: 614,291.99
Step by Step Solution
- Step 1: Write the proportion equation
731,595.24 : 1,009,694.16 = 445,098.24 : x - Step 2: Convert to fraction form
731,595.24/1,009,694.16 = 445,098.24/x - Step 3: Cross multiply
731,595.24x = 1,009,694.16 × 445,098.24 - Step 4: Simplify right side
731,595.24x = 449,413,093,554.28 - Step 5: Solve for x
x = 449,413,093,554.28/731,595.24 - Step 6: Final answer
x = 614,291.99
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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.