Finding the Fourth Proportional to 694,142.49, 1,041,297.99 and 195,506.49
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Solution
The fourth proportional to 694,142.49, 1,041,297.99 and 195,506.49 is: 293,283.47
Step by Step Solution
- Step 1: Write the proportion equation
694,142.49 : 1,041,297.99 = 195,506.49 : x - Step 2: Convert to fraction form
694,142.49/1,041,297.99 = 195,506.49/x - Step 3: Cross multiply
694,142.49x = 1,041,297.99 × 195,506.49 - Step 4: Simplify right side
694,142.49x = 203,580,515,068.96 - Step 5: Solve for x
x = 203,580,515,068.96/694,142.49 - Step 6: Final answer
x = 293,283.47
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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.