Finding the Fourth Proportional to 349,619.94, 524,186.91 and 178,509.06
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Solution
The fourth proportional to 349,619.94, 524,186.91 and 178,509.06 is: 267,639.52
Step by Step Solution
- Step 1: Write the proportion equation
349,619.94 : 524,186.91 = 178,509.06 : x - Step 2: Convert to fraction form
349,619.94/524,186.91 = 178,509.06/x - Step 3: Cross multiply
349,619.94x = 524,186.91 × 178,509.06 - Step 4: Simplify right side
349,619.94x = 93,572,112,568.40 - Step 5: Solve for x
x = 93,572,112,568.40/349,619.94 - Step 6: Final answer
x = 267,639.52
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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.