Finding the Fourth Proportional to 302,852.70, 454,115.03 and 125,158.95
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Solution
The fourth proportional to 302,852.70, 454,115.03 and 125,158.95 is: 187,670.64
Step by Step Solution
- Step 1: Write the proportion equation
302,852.70 : 454,115.03 = 125,158.95 : x - Step 2: Convert to fraction form
302,852.70/454,115.03 = 125,158.95/x - Step 3: Cross multiply
302,852.70x = 454,115.03 × 125,158.95 - Step 4: Simplify right side
302,852.70x = 56,836,559,708.22 - Step 5: Solve for x
x = 56,836,559,708.22/302,852.70 - Step 6: Final answer
x = 187,670.64
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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.