Finding the Fourth Proportional to 733,848.99, 1,101,121.35 and 354,557.11
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Solution
The fourth proportional to 733,848.99, 1,101,121.35 and 354,557.11 is: 532,003.73
Step by Step Solution
- Step 1: Write the proportion equation
733,848.99 : 1,101,121.35 = 354,557.11 : x - Step 2: Convert to fraction form
733,848.99/1,101,121.35 = 354,557.11/x - Step 3: Cross multiply
733,848.99x = 1,101,121.35 × 354,557.11 - Step 4: Simplify right side
733,848.99x = 390,410,403,615.30 - Step 5: Solve for x
x = 390,410,403,615.30/733,848.99 - Step 6: Final answer
x = 532,003.73
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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.