Finding the Fourth Proportional to 316,847.61, 474,658.99 and 176,179.77
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Solution
The fourth proportional to 316,847.61, 474,658.99 and 176,179.77 is: 263,929.12
Step by Step Solution
- Step 1: Write the proportion equation
316,847.61 : 474,658.99 = 176,179.77 : x - Step 2: Convert to fraction form
316,847.61/474,658.99 = 176,179.77/x - Step 3: Cross multiply
316,847.61x = 474,658.99 × 176,179.77 - Step 4: Simplify right side
316,847.61x = 83,625,311,246.18 - Step 5: Solve for x
x = 83,625,311,246.18/316,847.61 - Step 6: Final answer
x = 263,929.12
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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.