Finding the Fourth Proportional to 423,266.96, 584,106.76 and 232,283.60
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Solution
The fourth proportional to 423,266.96, 584,106.76 and 232,283.60 is: 320,550.47
Step by Step Solution
- Step 1: Write the proportion equation
423,266.96 : 584,106.76 = 232,283.60 : x - Step 2: Convert to fraction form
423,266.96/584,106.76 = 232,283.60/x - Step 3: Cross multiply
423,266.96x = 584,106.76 × 232,283.60 - Step 4: Simplify right side
423,266.96x = 135,678,420,997.14 - Step 5: Solve for x
x = 135,678,420,997.14/423,266.96 - Step 6: Final answer
x = 320,550.47
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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.