Finding the Fourth Proportional to 1,246,549.79, 1,720,135.38 and 702,819.26
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Solution
The fourth proportional to 1,246,549.79, 1,720,135.38 and 702,819.26 is: 969,832.33
Step by Step Solution
- Step 1: Write the proportion equation
1,246,549.79 : 1,720,135.38 = 702,819.26 : x - Step 2: Convert to fraction form
1,246,549.79/1,720,135.38 = 702,819.26/x - Step 3: Cross multiply
1,246,549.79x = 1,720,135.38 × 702,819.26 - Step 4: Simplify right side
1,246,549.79x = 1,208,944,279,171.76 - Step 5: Solve for x
x = 1,208,944,279,171.76/1,246,549.79 - Step 6: Final answer
x = 969,832.33
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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.