Finding the Fourth Proportional to 378,365.88, 567,282.70 and 175,746.87
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Solution
The fourth proportional to 378,365.88, 567,282.70 and 175,746.87 is: 263,496.70
Step by Step Solution
- Step 1: Write the proportion equation
378,365.88 : 567,282.70 = 175,746.87 : x - Step 2: Convert to fraction form
378,365.88/567,282.70 = 175,746.87/x - Step 3: Cross multiply
378,365.88x = 567,282.70 × 175,746.87 - Step 4: Simplify right side
378,365.88x = 99,698,158,930.15 - Step 5: Solve for x
x = 99,698,158,930.15/378,365.88 - Step 6: Final answer
x = 263,496.70
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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.