Finding the Fourth Proportional to 624,515.99, 936,821.36 and 245,253.74
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Solution
The fourth proportional to 624,515.99, 936,821.36 and 245,253.74 is: 367,899.21
Step by Step Solution
- Step 1: Write the proportion equation
624,515.99 : 936,821.36 = 245,253.74 : x - Step 2: Convert to fraction form
624,515.99/936,821.36 = 245,253.74/x - Step 3: Cross multiply
624,515.99x = 936,821.36 × 245,253.74 - Step 4: Simplify right side
624,515.99x = 229,758,938,180.91 - Step 5: Solve for x
x = 229,758,938,180.91/624,515.99 - Step 6: Final answer
x = 367,899.21
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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.