Finding the Fourth Proportional to 353,184.78, 529,886.52 and 122,393.40
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Solution
The fourth proportional to 353,184.78, 529,886.52 and 122,393.40 is: 183,627.99
Step by Step Solution
- Step 1: Write the proportion equation
353,184.78 : 529,886.52 = 122,393.40 : x - Step 2: Convert to fraction form
353,184.78/529,886.52 = 122,393.40/x - Step 3: Cross multiply
353,184.78x = 529,886.52 × 122,393.40 - Step 4: Simplify right side
353,184.78x = 64,854,612,796.97 - Step 5: Solve for x
x = 64,854,612,796.97/353,184.78 - Step 6: Final answer
x = 183,627.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.