Finding the Fourth Proportional to 374,295.75, 561,448.53 and 124,977.75
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Solution
The fourth proportional to 374,295.75, 561,448.53 and 124,977.75 is: 187,468.26
Step by Step Solution
- Step 1: Write the proportion equation
374,295.75 : 561,448.53 = 124,977.75 : x - Step 2: Convert to fraction form
374,295.75/561,448.53 = 124,977.75/x - Step 3: Cross multiply
374,295.75x = 561,448.53 × 124,977.75 - Step 4: Simplify right side
374,295.75x = 70,168,574,020.21 - Step 5: Solve for x
x = 70,168,574,020.21/374,295.75 - Step 6: Final answer
x = 187,468.26
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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.