Finding the Fourth Proportional to 959,940.66, 1,439,993.67 and 249,969.99
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Solution
The fourth proportional to 959,940.66, 1,439,993.67 and 249,969.99 is: 374,976.51
Step by Step Solution
- Step 1: Write the proportion equation
959,940.66 : 1,439,993.67 = 249,969.99 : x - Step 2: Convert to fraction form
959,940.66/1,439,993.67 = 249,969.99/x - Step 3: Cross multiply
959,940.66x = 1,439,993.67 × 249,969.99 - Step 4: Simplify right side
959,940.66x = 359,955,203,289.96 - Step 5: Solve for x
x = 359,955,203,289.96/959,940.66 - Step 6: Final answer
x = 374,976.51
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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.