Finding the Fourth Proportional to 370,367.08, 555,583.43 and 104,129.91
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Solution
The fourth proportional to 370,367.08, 555,583.43 and 104,129.91 is: 156,204.09
Step by Step Solution
- Step 1: Write the proportion equation
370,367.08 : 555,583.43 = 104,129.91 : x - Step 2: Convert to fraction form
370,367.08/555,583.43 = 104,129.91/x - Step 3: Cross multiply
370,367.08x = 555,583.43 × 104,129.91 - Step 4: Simplify right side
370,367.08x = 57,852,852,823.72 - Step 5: Solve for x
x = 57,852,852,823.72/370,367.08 - Step 6: Final answer
x = 156,204.09
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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.