Finding the Fourth Proportional to 370,074.42, 555,280.52 and 201,341.70
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Solution
The fourth proportional to 370,074.42, 555,280.52 and 201,341.70 is: 302,104.43
Step by Step Solution
- Step 1: Write the proportion equation
370,074.42 : 555,280.52 = 201,341.70 : x - Step 2: Convert to fraction form
370,074.42/555,280.52 = 201,341.70/x - Step 3: Cross multiply
370,074.42x = 555,280.52 × 201,341.70 - Step 4: Simplify right side
370,074.42x = 111,801,122,866.98 - Step 5: Solve for x
x = 111,801,122,866.98/370,074.42 - Step 6: Final answer
x = 302,104.43
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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.