Finding the Fourth Proportional to 354,282.99, 531,264.56 and 101,505.62
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Solution
The fourth proportional to 354,282.99, 531,264.56 and 101,505.62 is: 152,212.61
Step by Step Solution
- Step 1: Write the proportion equation
354,282.99 : 531,264.56 = 101,505.62 : x - Step 2: Convert to fraction form
354,282.99/531,264.56 = 101,505.62/x - Step 3: Cross multiply
354,282.99x = 531,264.56 × 101,505.62 - Step 4: Simplify right side
354,282.99x = 53,926,337,554.42 - Step 5: Solve for x
x = 53,926,337,554.42/354,282.99 - Step 6: Final answer
x = 152,212.61
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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.