Finding the Fourth Proportional to 1,177,330.13, 1,624,726.65 and 667,992.41
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Solution
The fourth proportional to 1,177,330.13, 1,624,726.65 and 667,992.41 is: 921,835.80
Step by Step Solution
- Step 1: Write the proportion equation
1,177,330.13 : 1,624,726.65 = 667,992.41 : x - Step 2: Convert to fraction form
1,177,330.13/1,624,726.65 = 667,992.41/x - Step 3: Cross multiply
1,177,330.13x = 1,624,726.65 × 667,992.41 - Step 4: Simplify right side
1,177,330.13x = 1,085,305,062,401.09 - Step 5: Solve for x
x = 1,085,305,062,401.09/1,177,330.13 - Step 6: Final answer
x = 921,835.80
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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.