Finding the Fourth Proportional to 297,775.58, 446,839.13 and 117,878.63
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Solution
The fourth proportional to 297,775.58, 446,839.13 and 117,878.63 is: 176,887.52
Step by Step Solution
- Step 1: Write the proportion equation
297,775.58 : 446,839.13 = 117,878.63 : x - Step 2: Convert to fraction form
297,775.58/446,839.13 = 117,878.63/x - Step 3: Cross multiply
297,775.58x = 446,839.13 × 117,878.63 - Step 4: Simplify right side
297,775.58x = 52,672,782,535.29 - Step 5: Solve for x
x = 52,672,782,535.29/297,775.58 - Step 6: Final answer
x = 176,887.52
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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.