Finding the Fourth Proportional to 296,883.68, 409,699.68 and 160,918.88
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Solution
The fourth proportional to 296,883.68, 409,699.68 and 160,918.88 is: 222,068.16
Step by Step Solution
- Step 1: Write the proportion equation
296,883.68 : 409,699.68 = 160,918.88 : x - Step 2: Convert to fraction form
296,883.68/409,699.68 = 160,918.88/x - Step 3: Cross multiply
296,883.68x = 409,699.68 × 160,918.88 - Step 4: Simplify right side
296,883.68x = 65,928,413,641.96 - Step 5: Solve for x
x = 65,928,413,641.96/296,883.68 - Step 6: Final answer
x = 222,068.16
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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.