Finding the Fourth Proportional to 370,231.26, 555,367.51 and 103,970.92
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Solution
The fourth proportional to 370,231.26, 555,367.51 and 103,970.92 is: 155,962.17
Step by Step Solution
- Step 1: Write the proportion equation
370,231.26 : 555,367.51 = 103,970.92 : x - Step 2: Convert to fraction form
370,231.26/555,367.51 = 103,970.92/x - Step 3: Cross multiply
370,231.26x = 555,367.51 × 103,970.92 - Step 4: Simplify right side
370,231.26x = 57,742,072,341.23 - Step 5: Solve for x
x = 57,742,072,341.23/370,231.26 - Step 6: Final answer
x = 155,962.17
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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.