Finding the Fourth Proportional to 523,418.58, 722,260.26 and 293,929.38
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Solution
The fourth proportional to 523,418.58, 722,260.26 and 293,929.38 is: 405,590.32
Step by Step Solution
- Step 1: Write the proportion equation
523,418.58 : 722,260.26 = 293,929.38 : x - Step 2: Convert to fraction form
523,418.58/722,260.26 = 293,929.38/x - Step 3: Cross multiply
523,418.58x = 722,260.26 × 293,929.38 - Step 4: Simplify right side
523,418.58x = 212,293,510,420.44 - Step 5: Solve for x
x = 212,293,510,420.44/523,418.58 - Step 6: Final answer
x = 405,590.32
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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.