Finding the Fourth Proportional to 370,468.74, 555,112.62 and 237,239.40
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Solution
The fourth proportional to 370,468.74, 555,112.62 and 237,239.40 is: 355,480.96
Step by Step Solution
- Step 1: Write the proportion equation
370,468.74 : 555,112.62 = 237,239.40 : x - Step 2: Convert to fraction form
370,468.74/555,112.62 = 237,239.40/x - Step 3: Cross multiply
370,468.74x = 555,112.62 × 237,239.40 - Step 4: Simplify right side
370,468.74x = 131,694,584,901.23 - Step 5: Solve for x
x = 131,694,584,901.23/370,468.74 - Step 6: Final answer
x = 355,480.96
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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.