Finding the Fourth Proportional to 601,763.05, 830,439.57 and 329,824.99
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Solution
The fourth proportional to 601,763.05, 830,439.57 and 329,824.99 is: 455,162.08
Step by Step Solution
- Step 1: Write the proportion equation
601,763.05 : 830,439.57 = 329,824.99 : x - Step 2: Convert to fraction form
601,763.05/830,439.57 = 329,824.99/x - Step 3: Cross multiply
601,763.05x = 830,439.57 × 329,824.99 - Step 4: Simplify right side
601,763.05x = 273,899,722,870.85 - Step 5: Solve for x
x = 273,899,722,870.85/601,763.05 - Step 6: Final answer
x = 455,162.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.