Finding the Fourth Proportional to 19,782,783.58, 29,674,175.37 and 19,782,783.58
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Solution
The fourth proportional to 19,782,783.58, 29,674,175.37 and 19,782,783.58 is: 29,674,175.37
Step by Step Solution
- Step 1: Write the proportion equation
19,782,783.58 : 29,674,175.37 = 19,782,783.58 : x - Step 2: Convert to fraction form
19,782,783.58/29,674,175.37 = 19,782,783.58/x - Step 3: Cross multiply
19,782,783.58x = 29,674,175.37 × 19,782,783.58 - Step 4: Simplify right side
19,782,783.58x = 587,037,789,012,391.62 - Step 5: Solve for x
x = 587,037,789,012,391.62/19,782,783.58 - Step 6: Final answer
x = 29,674,175.37
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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.