Finding the Fourth Proportional to 583,107.69, 804,663.75 and 324,970.90
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Solution
The fourth proportional to 583,107.69, 804,663.75 and 324,970.90 is: 448,445.99
Step by Step Solution
- Step 1: Write the proportion equation
583,107.69 : 804,663.75 = 324,970.90 : x - Step 2: Convert to fraction form
583,107.69/804,663.75 = 324,970.90/x - Step 3: Cross multiply
583,107.69x = 804,663.75 × 324,970.90 - Step 4: Simplify right side
583,107.69x = 261,492,303,034.88 - Step 5: Solve for x
x = 261,492,303,034.88/583,107.69 - Step 6: Final answer
x = 448,445.99
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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.