Finding the Fourth Proportional to 524,845.39, 724,356.08 and 295,447.09
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Solution
The fourth proportional to 524,845.39, 724,356.08 and 295,447.09 is: 407,756.07
Step by Step Solution
- Step 1: Write the proportion equation
524,845.39 : 724,356.08 = 295,447.09 : x - Step 2: Convert to fraction form
524,845.39/724,356.08 = 295,447.09/x - Step 3: Cross multiply
524,845.39x = 724,356.08 × 295,447.09 - Step 4: Simplify right side
524,845.39x = 214,008,895,959.81 - Step 5: Solve for x
x = 214,008,895,959.81/524,845.39 - Step 6: Final answer
x = 407,756.07
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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.