Finding the Fourth Proportional to 423,554.74, 584,506.55 and 232,580.44
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Solution
The fourth proportional to 423,554.74, 584,506.55 and 232,580.44 is: 320,961.56
Step by Step Solution
- Step 1: Write the proportion equation
423,554.74 : 584,506.55 = 232,580.44 : x - Step 2: Convert to fraction form
423,554.74/584,506.55 = 232,580.44/x - Step 3: Cross multiply
423,554.74x = 584,506.55 × 232,580.44 - Step 4: Simplify right side
423,554.74x = 135,944,790,581.88 - Step 5: Solve for x
x = 135,944,790,581.88/423,554.74 - Step 6: Final answer
x = 320,961.56
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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.