Finding the Fourth Proportional to 416,899.74, 625,349.61 and 101,353.92
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Solution
The fourth proportional to 416,899.74, 625,349.61 and 101,353.92 is: 152,030.88
Step by Step Solution
- Step 1: Write the proportion equation
416,899.74 : 625,349.61 = 101,353.92 : x - Step 2: Convert to fraction form
416,899.74/625,349.61 = 101,353.92/x - Step 3: Cross multiply
416,899.74x = 625,349.61 × 101,353.92 - Step 4: Simplify right side
416,899.74x = 63,381,634,343.97 - Step 5: Solve for x
x = 63,381,634,343.97/416,899.74 - Step 6: Final answer
x = 152,030.88
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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.