Finding the Fourth Proportional to 364,930.78, 503,841.44 and 326,623.99
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Solution
The fourth proportional to 364,930.78, 503,841.44 and 326,623.99 is: 450,953.20
Step by Step Solution
- Step 1: Write the proportion equation
364,930.78 : 503,841.44 = 326,623.99 : x - Step 2: Convert to fraction form
364,930.78/503,841.44 = 326,623.99/x - Step 3: Cross multiply
364,930.78x = 503,841.44 × 326,623.99 - Step 4: Simplify right side
364,930.78x = 164,566,701,460.15 - Step 5: Solve for x
x = 164,566,701,460.15/364,930.78 - Step 6: Final answer
x = 450,953.20
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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.