Finding the Fourth Proportional to 1,598,561.17, 2,205,988.32 and 873,393.28
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Solution
The fourth proportional to 1,598,561.17, 2,205,988.32 and 873,393.28 is: 1,205,268.47
Step by Step Solution
- Step 1: Write the proportion equation
1,598,561.17 : 2,205,988.32 = 873,393.28 : x - Step 2: Convert to fraction form
1,598,561.17/2,205,988.32 = 873,393.28/x - Step 3: Cross multiply
1,598,561.17x = 2,205,988.32 × 873,393.28 - Step 4: Simplify right side
1,598,561.17x = 1,926,695,374,446.49 - Step 5: Solve for x
x = 1,926,695,374,446.49/1,598,561.17 - Step 6: Final answer
x = 1,205,268.47
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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.