Finding the Fourth Proportional to 561,907.13, 842,860.69 and 167,923.13
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Solution
The fourth proportional to 561,907.13, 842,860.69 and 167,923.13 is: 251,884.69
Step by Step Solution
- Step 1: Write the proportion equation
561,907.13 : 842,860.69 = 167,923.13 : x - Step 2: Convert to fraction form
561,907.13/842,860.69 = 167,923.13/x - Step 3: Cross multiply
561,907.13x = 842,860.69 × 167,923.13 - Step 4: Simplify right side
561,907.13x = 141,535,800,584.65 - Step 5: Solve for x
x = 141,535,800,584.65/561,907.13 - Step 6: Final answer
x = 251,884.69
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1.5x scale
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.