Finding the Fourth Proportional to 316,588.83, 474,550.74 and 116,782.08
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Solution
The fourth proportional to 316,588.83, 474,550.74 and 116,782.08 is: 175,050.47
Step by Step Solution
- Step 1: Write the proportion equation
316,588.83 : 474,550.74 = 116,782.08 : x - Step 2: Convert to fraction form
316,588.83/474,550.74 = 116,782.08/x - Step 3: Cross multiply
316,588.83x = 474,550.74 × 116,782.08 - Step 4: Simplify right side
316,588.83x = 55,419,022,482.74 - Step 5: Solve for x
x = 55,419,022,482.74/316,588.83 - Step 6: Final answer
x = 175,050.47
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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.