Finding the Fourth Proportional to 1,177,519.66, 1,624,970.98 and 661,295.31
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Solution
The fourth proportional to 1,177,519.66, 1,624,970.98 and 661,295.31 is: 912,584.07
Step by Step Solution
- Step 1: Write the proportion equation
1,177,519.66 : 1,624,970.98 = 661,295.31 : x - Step 2: Convert to fraction form
1,177,519.66/1,624,970.98 = 661,295.31/x - Step 3: Cross multiply
1,177,519.66x = 1,624,970.98 × 661,295.31 - Step 4: Simplify right side
1,177,519.66x = 1,074,585,688,007.42 - Step 5: Solve for x
x = 1,074,585,688,007.42/1,177,519.66 - Step 6: Final answer
x = 912,584.07
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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.