Finding the Fourth Proportional to 370,839.51, 556,074.99 and 118,087.02
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Solution
The fourth proportional to 370,839.51, 556,074.99 and 118,087.02 is: 177,071.85
Step by Step Solution
- Step 1: Write the proportion equation
370,839.51 : 556,074.99 = 118,087.02 : x - Step 2: Convert to fraction form
370,839.51/556,074.99 = 118,087.02/x - Step 3: Cross multiply
370,839.51x = 556,074.99 × 118,087.02 - Step 4: Simplify right side
370,839.51x = 65,665,238,465.63 - Step 5: Solve for x
x = 65,665,238,465.63/370,839.51 - Step 6: Final answer
x = 177,071.85
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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.