Finding the Fourth Proportional to 334,742.96, 461,943.42 and 181,779.68
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Solution
The fourth proportional to 334,742.96, 461,943.42 and 181,779.68 is: 250,854.95
Step by Step Solution
- Step 1: Write the proportion equation
334,742.96 : 461,943.42 = 181,779.68 : x - Step 2: Convert to fraction form
334,742.96/461,943.42 = 181,779.68/x - Step 3: Cross multiply
334,742.96x = 461,943.42 × 181,779.68 - Step 4: Simplify right side
334,742.96x = 83,971,927,065.71 - Step 5: Solve for x
x = 83,971,927,065.71/334,742.96 - Step 6: Final answer
x = 250,854.95
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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.