Finding the Fourth Proportional to 1,183,827.84, 1,634,126.68 and 775,955.96
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Solution
The fourth proportional to 1,183,827.84, 1,634,126.68 and 775,955.96 is: 1,071,110.42
Step by Step Solution
- Step 1: Write the proportion equation
1,183,827.84 : 1,634,126.68 = 775,955.96 : x - Step 2: Convert to fraction form
1,183,827.84/1,634,126.68 = 775,955.96/x - Step 3: Cross multiply
1,183,827.84x = 1,634,126.68 × 775,955.96 - Step 4: Simplify right side
1,183,827.84x = 1,268,010,336,741.01 - Step 5: Solve for x
x = 1,268,010,336,741.01/1,183,827.84 - Step 6: Final answer
x = 1,071,110.42
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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.