Finding the Fourth Proportional to 1,720,657.26, 2,374,492.59 and 956,704.14
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Solution
The fourth proportional to 1,720,657.26, 2,374,492.59 and 956,704.14 is: 1,320,243.69
Step by Step Solution
- Step 1: Write the proportion equation
1,720,657.26 : 2,374,492.59 = 956,704.14 : x - Step 2: Convert to fraction form
1,720,657.26/2,374,492.59 = 956,704.14/x - Step 3: Cross multiply
1,720,657.26x = 2,374,492.59 × 956,704.14 - Step 4: Simplify right side
1,720,657.26x = 2,271,686,891,252.32 - Step 5: Solve for x
x = 2,271,686,891,252.32/1,720,657.26 - Step 6: Final answer
x = 1,320,243.69
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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.