Finding the Fourth Proportional to 177,112.80, 248,482.80 and 177,112.80
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Solution
The fourth proportional to 177,112.80, 248,482.80 and 177,112.80 is: 248,482.80
Step by Step Solution
- Step 1: Write the proportion equation
177,112.80 : 248,482.80 = 177,112.80 : x - Step 2: Convert to fraction form
177,112.80/248,482.80 = 177,112.80/x - Step 3: Cross multiply
177,112.80x = 248,482.80 × 177,112.80 - Step 4: Simplify right side
177,112.80x = 44,009,484,459.84 - Step 5: Solve for x
x = 44,009,484,459.84/177,112.80 - Step 6: Final answer
x = 248,482.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.