Finding the Fourth Proportional to 1,813,521.75, 2,502,660.00 and 997,707.97
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Solution
The fourth proportional to 1,813,521.75, 2,502,660.00 and 997,707.97 is: 1,376,837.00
Step by Step Solution
- Step 1: Write the proportion equation
1,813,521.75 : 2,502,660.00 = 997,707.97 : x - Step 2: Convert to fraction form
1,813,521.75/2,502,660.00 = 997,707.97/x - Step 3: Cross multiply
1,813,521.75x = 2,502,660.00 × 997,707.97 - Step 4: Simplify right side
1,813,521.75x = 2,496,923,835,069.93 - Step 5: Solve for x
x = 2,496,923,835,069.93/1,813,521.75 - Step 6: Final answer
x = 1,376,837.00
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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.